Home / 3,157,787.19-4,357,743.25-1,707,479.15

Finding the Fourth Proportional to 3,157,787.19, 4,357,743.25 and 1,707,479.15

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Solution

The fourth proportional to 3,157,787.19, 4,357,743.25 and 1,707,479.15 is: 2,356,319.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,787.19 : 4,357,743.25 = 1,707,479.15 : x
  2. Step 2: Convert to fraction form
    3,157,787.19/4,357,743.25 = 1,707,479.15/x
  3. Step 3: Cross multiply
    3,157,787.19x = 4,357,743.25 × 1,707,479.15
  4. Step 4: Simplify right side
    3,157,787.19x = 7,440,755,731,890.84
  5. Step 5: Solve for x
    x = 7,440,755,731,890.84/3,157,787.19
  6. Step 6: Final answer
    x = 2,356,319.56

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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.