Home / 2,897,156.24-3,998,045.36-1,608,007.76

Finding the Fourth Proportional to 2,897,156.24, 3,998,045.36 and 1,608,007.76

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Solution

The fourth proportional to 2,897,156.24, 3,998,045.36 and 1,608,007.76 is: 2,219,033.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,156.24 : 3,998,045.36 = 1,608,007.76 : x
  2. Step 2: Convert to fraction form
    2,897,156.24/3,998,045.36 = 1,608,007.76/x
  3. Step 3: Cross multiply
    2,897,156.24x = 3,998,045.36 × 1,608,007.76
  4. Step 4: Simplify right side
    2,897,156.24x = 6,428,887,963,711.99
  5. Step 5: Solve for x
    x = 6,428,887,963,711.99/2,897,156.24
  6. Step 6: Final answer
    x = 2,219,033.92

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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.