Home / 1,146,818.13-1,720,250.89-417,316.34

Finding the Fourth Proportional to 1,146,818.13, 1,720,250.89 and 417,316.34

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Solution

The fourth proportional to 1,146,818.13, 1,720,250.89 and 417,316.34 is: 625,983.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,818.13 : 1,720,250.89 = 417,316.34 : x
  2. Step 2: Convert to fraction form
    1,146,818.13/1,720,250.89 = 417,316.34/x
  3. Step 3: Cross multiply
    1,146,818.13x = 1,720,250.89 × 417,316.34
  4. Step 4: Simplify right side
    1,146,818.13x = 717,888,805,296.54
  5. Step 5: Solve for x
    x = 717,888,805,296.54/1,146,818.13
  6. Step 6: Final answer
    x = 625,983.13

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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.