Home / 1,066,275.15-1,599,512.96-392,369.32

Finding the Fourth Proportional to 1,066,275.15, 1,599,512.96 and 392,369.32

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Solution

The fourth proportional to 1,066,275.15, 1,599,512.96 and 392,369.32 is: 588,590.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,275.15 : 1,599,512.96 = 392,369.32 : x
  2. Step 2: Convert to fraction form
    1,066,275.15/1,599,512.96 = 392,369.32/x
  3. Step 3: Cross multiply
    1,066,275.15x = 1,599,512.96 × 392,369.32
  4. Step 4: Simplify right side
    1,066,275.15x = 627,599,812,446.39
  5. Step 5: Solve for x
    x = 627,599,812,446.39/1,066,275.15
  6. Step 6: Final answer
    x = 588,590.86

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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.