Home / 4,981,660.94-7,472,498.70-1,387,438.22

Finding the Fourth Proportional to 4,981,660.94, 7,472,498.70 and 1,387,438.22

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Solution

The fourth proportional to 4,981,660.94, 7,472,498.70 and 1,387,438.22 is: 2,081,159.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,660.94 : 7,472,498.70 = 1,387,438.22 : x
  2. Step 2: Convert to fraction form
    4,981,660.94/7,472,498.70 = 1,387,438.22/x
  3. Step 3: Cross multiply
    4,981,660.94x = 7,472,498.70 × 1,387,438.22
  4. Step 4: Simplify right side
    4,981,660.94x = 10,367,630,295,280.31
  5. Step 5: Solve for x
    x = 10,367,630,295,280.31/4,981,660.94
  6. Step 6: Final answer
    x = 2,081,159.36

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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.