Home / 1,950,136.79-2,919,513.11-1,138,032.41

Finding the Fourth Proportional to 1,950,136.79, 2,919,513.11 and 1,138,032.41

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Solution

The fourth proportional to 1,950,136.79, 2,919,513.11 and 1,138,032.41 is: 1,703,726.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,136.79 : 2,919,513.11 = 1,138,032.41 : x
  2. Step 2: Convert to fraction form
    1,950,136.79/2,919,513.11 = 1,138,032.41/x
  3. Step 3: Cross multiply
    1,950,136.79x = 2,919,513.11 × 1,138,032.41
  4. Step 4: Simplify right side
    1,950,136.79x = 3,322,500,520,312.17
  5. Step 5: Solve for x
    x = 3,322,500,520,312.17/1,950,136.79
  6. Step 6: Final answer
    x = 1,703,726.91

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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.