Home / 1,244,428.38-1,717,200.95-693,102.02

Finding the Fourth Proportional to 1,244,428.38, 1,717,200.95 and 693,102.02

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Solution

The fourth proportional to 1,244,428.38, 1,717,200.95 and 693,102.02 is: 956,419.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,428.38 : 1,717,200.95 = 693,102.02 : x
  2. Step 2: Convert to fraction form
    1,244,428.38/1,717,200.95 = 693,102.02/x
  3. Step 3: Cross multiply
    1,244,428.38x = 1,717,200.95 × 693,102.02
  4. Step 4: Simplify right side
    1,244,428.38x = 1,190,195,435,139.40
  5. Step 5: Solve for x
    x = 1,190,195,435,139.40/1,244,428.38
  6. Step 6: Final answer
    x = 956,419.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.