Home / 1,538,119.62-2,307,185.10-473,154.30

Finding the Fourth Proportional to 1,538,119.62, 2,307,185.10 and 473,154.30

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Solution

The fourth proportional to 1,538,119.62, 2,307,185.10 and 473,154.30 is: 709,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,119.62 : 2,307,185.10 = 473,154.30 : x
  2. Step 2: Convert to fraction form
    1,538,119.62/2,307,185.10 = 473,154.30/x
  3. Step 3: Cross multiply
    1,538,119.62x = 2,307,185.10 × 473,154.30
  4. Step 4: Simplify right side
    1,538,119.62x = 1,091,654,550,960.93
  5. Step 5: Solve for x
    x = 1,091,654,550,960.93/1,538,119.62
  6. Step 6: Final answer
    x = 709,733.19

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Double scale
Find fourth proportional to 1,538,120.62, 2,307,186.60 and 473,155.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.