Home / 1,653,945.40-2,480,918.10-814,137.40

Finding the Fourth Proportional to 1,653,945.40, 2,480,918.10 and 814,137.40

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Solution

The fourth proportional to 1,653,945.40, 2,480,918.10 and 814,137.40 is: 1,221,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,945.40 : 2,480,918.10 = 814,137.40 : x
  2. Step 2: Convert to fraction form
    1,653,945.40/2,480,918.10 = 814,137.40/x
  3. Step 3: Cross multiply
    1,653,945.40x = 2,480,918.10 × 814,137.40
  4. Step 4: Simplify right side
    1,653,945.40x = 2,019,808,211,546.94
  5. Step 5: Solve for x
    x = 2,019,808,211,546.94/1,653,945.40
  6. Step 6: Final answer
    x = 1,221,206.10

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Double scale
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Similar ratio
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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.