Home / 2,464,231.80-3,696,002.10-781,505.40

Finding the Fourth Proportional to 2,464,231.80, 3,696,002.10 and 781,505.40

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Solution

The fourth proportional to 2,464,231.80, 3,696,002.10 and 781,505.40 is: 1,172,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464,231.80 : 3,696,002.10 = 781,505.40 : x
  2. Step 2: Convert to fraction form
    2,464,231.80/3,696,002.10 = 781,505.40/x
  3. Step 3: Cross multiply
    2,464,231.80x = 3,696,002.10 × 781,505.40
  4. Step 4: Simplify right side
    2,464,231.80x = 2,888,445,599,561.34
  5. Step 5: Solve for x
    x = 2,888,445,599,561.34/2,464,231.80
  6. Step 6: Final answer
    x = 1,172,148.50

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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.