Home / 2,897,126.64-3,997,957.92-1,607,933.76

Finding the Fourth Proportional to 2,897,126.64, 3,997,957.92 and 1,607,933.76

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Solution

The fourth proportional to 2,897,126.64, 3,997,957.92 and 1,607,933.76 is: 2,218,905.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,126.64 : 3,997,957.92 = 1,607,933.76 : x
  2. Step 2: Convert to fraction form
    2,897,126.64/3,997,957.92 = 1,607,933.76/x
  3. Step 3: Cross multiply
    2,897,126.64x = 3,997,957.92 × 1,607,933.76
  4. Step 4: Simplify right side
    2,897,126.64x = 6,428,451,510,627.38
  5. Step 5: Solve for x
    x = 6,428,451,510,627.38/2,897,126.64
  6. Step 6: Final answer
    x = 2,218,905.94

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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.