Home / 3,545,236.61-5,319,194.97-1,387,803.50

Finding the Fourth Proportional to 3,545,236.61, 5,319,194.97 and 1,387,803.50

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Solution

The fourth proportional to 3,545,236.61, 5,319,194.97 and 1,387,803.50 is: 2,082,229.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,236.61 : 5,319,194.97 = 1,387,803.50 : x
  2. Step 2: Convert to fraction form
    3,545,236.61/5,319,194.97 = 1,387,803.50/x
  3. Step 3: Cross multiply
    3,545,236.61x = 5,319,194.97 × 1,387,803.50
  4. Step 4: Simplify right side
    3,545,236.61x = 7,381,997,369,952.42
  5. Step 5: Solve for x
    x = 7,381,997,369,952.42/3,545,236.61
  6. Step 6: Final answer
    x = 2,082,229.82

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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.