Home / 1,591,458.32-2,387,212.76-885,970.48

Finding the Fourth Proportional to 1,591,458.32, 2,387,212.76 and 885,970.48

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Solution

The fourth proportional to 1,591,458.32, 2,387,212.76 and 885,970.48 is: 1,328,969.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,458.32 : 2,387,212.76 = 885,970.48 : x
  2. Step 2: Convert to fraction form
    1,591,458.32/2,387,212.76 = 885,970.48/x
  3. Step 3: Cross multiply
    1,591,458.32x = 2,387,212.76 × 885,970.48
  4. Step 4: Simplify right side
    1,591,458.32x = 2,115,000,034,839.32
  5. Step 5: Solve for x
    x = 2,115,000,034,839.32/1,591,458.32
  6. Step 6: Final answer
    x = 1,328,969.79

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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.