Home / 1,640,732.66-2,461,171.89-503,411.66

Finding the Fourth Proportional to 1,640,732.66, 2,461,171.89 and 503,411.66

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Solution

The fourth proportional to 1,640,732.66, 2,461,171.89 and 503,411.66 is: 755,139.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,732.66 : 2,461,171.89 = 503,411.66 : x
  2. Step 2: Convert to fraction form
    1,640,732.66/2,461,171.89 = 503,411.66/x
  3. Step 3: Cross multiply
    1,640,732.66x = 2,461,171.89 × 503,411.66
  4. Step 4: Simplify right side
    1,640,732.66x = 1,238,982,626,690.24
  5. Step 5: Solve for x
    x = 1,238,982,626,690.24/1,640,732.66
  6. Step 6: Final answer
    x = 755,139.86

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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.