Home / 3,177,059.16-4,384,979.28-1,887,651.36

Finding the Fourth Proportional to 3,177,059.16, 4,384,979.28 and 1,887,651.36

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Solution

The fourth proportional to 3,177,059.16, 4,384,979.28 and 1,887,651.36 is: 2,605,337.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,059.16 : 4,384,979.28 = 1,887,651.36 : x
  2. Step 2: Convert to fraction form
    3,177,059.16/4,384,979.28 = 1,887,651.36/x
  3. Step 3: Cross multiply
    3,177,059.16x = 4,384,979.28 × 1,887,651.36
  4. Step 4: Simplify right side
    3,177,059.16x = 8,277,312,101,463.82
  5. Step 5: Solve for x
    x = 8,277,312,101,463.82/3,177,059.16
  6. Step 6: Final answer
    x = 2,605,337.73

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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.