Home / 1,585,742.76-2,378,593.80-387,675.72

Finding the Fourth Proportional to 1,585,742.76, 2,378,593.80 and 387,675.72

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Solution

The fourth proportional to 1,585,742.76, 2,378,593.80 and 387,675.72 is: 581,508.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,742.76 : 2,378,593.80 = 387,675.72 : x
  2. Step 2: Convert to fraction form
    1,585,742.76/2,378,593.80 = 387,675.72/x
  3. Step 3: Cross multiply
    1,585,742.76x = 2,378,593.80 × 387,675.72
  4. Step 4: Simplify right side
    1,585,742.76x = 922,123,064,002.54
  5. Step 5: Solve for x
    x = 922,123,064,002.54/1,585,742.76
  6. Step 6: Final answer
    x = 581,508.61

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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.