Home / 1,072,850.80-1,609,276.20-575,186.80

Finding the Fourth Proportional to 1,072,850.80, 1,609,276.20 and 575,186.80

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Solution

The fourth proportional to 1,072,850.80, 1,609,276.20 and 575,186.80 is: 862,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,850.80 : 1,609,276.20 = 575,186.80 : x
  2. Step 2: Convert to fraction form
    1,072,850.80/1,609,276.20 = 575,186.80/x
  3. Step 3: Cross multiply
    1,072,850.80x = 1,609,276.20 × 575,186.80
  4. Step 4: Simplify right side
    1,072,850.80x = 925,634,427,794.16
  5. Step 5: Solve for x
    x = 925,634,427,794.16/1,072,850.80
  6. Step 6: Final answer
    x = 862,780.20

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Double scale
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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.