Home / 1,009,202.13-1,513,803.19-410,489.01

Finding the Fourth Proportional to 1,009,202.13, 1,513,803.19 and 410,489.01

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Solution

The fourth proportional to 1,009,202.13, 1,513,803.19 and 410,489.01 is: 615,733.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,202.13 : 1,513,803.19 = 410,489.01 : x
  2. Step 2: Convert to fraction form
    1,009,202.13/1,513,803.19 = 410,489.01/x
  3. Step 3: Cross multiply
    1,009,202.13x = 1,513,803.19 × 410,489.01
  4. Step 4: Simplify right side
    1,009,202.13x = 621,399,564,202.70
  5. Step 5: Solve for x
    x = 621,399,564,202.70/1,009,202.13
  6. Step 6: Final answer
    x = 615,733.51

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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.