Home / 1,157,470.86-1,597,265.01-648,147.18

Finding the Fourth Proportional to 1,157,470.86, 1,597,265.01 and 648,147.18

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Solution

The fourth proportional to 1,157,470.86, 1,597,265.01 and 648,147.18 is: 894,418.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,470.86 : 1,597,265.01 = 648,147.18 : x
  2. Step 2: Convert to fraction form
    1,157,470.86/1,597,265.01 = 648,147.18/x
  3. Step 3: Cross multiply
    1,157,470.86x = 1,597,265.01 × 648,147.18
  4. Step 4: Simplify right side
    1,157,470.86x = 1,035,262,811,944.17
  5. Step 5: Solve for x
    x = 1,035,262,811,944.17/1,157,470.86
  6. Step 6: Final answer
    x = 894,418.03

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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.