Home / 838,416.62-1,157,783.46-532,591.58

Finding the Fourth Proportional to 838,416.62, 1,157,783.46 and 532,591.58

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Solution

The fourth proportional to 838,416.62, 1,157,783.46 and 532,591.58 is: 735,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,416.62 : 1,157,783.46 = 532,591.58 : x
  2. Step 2: Convert to fraction form
    838,416.62/1,157,783.46 = 532,591.58/x
  3. Step 3: Cross multiply
    838,416.62x = 1,157,783.46 × 532,591.58
  4. Step 4: Simplify right side
    838,416.62x = 616,625,722,259.27
  5. Step 5: Solve for x
    x = 616,625,722,259.27/838,416.62
  6. Step 6: Final answer
    x = 735,464.57

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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.