Home / 1,503,175.49-2,074,384.95-814,845.23

Finding the Fourth Proportional to 1,503,175.49, 2,074,384.95 and 814,845.23

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Solution

The fourth proportional to 1,503,175.49, 2,074,384.95 and 814,845.23 is: 1,124,487.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,175.49 : 2,074,384.95 = 814,845.23 : x
  2. Step 2: Convert to fraction form
    1,503,175.49/2,074,384.95 = 814,845.23/x
  3. Step 3: Cross multiply
    1,503,175.49x = 2,074,384.95 × 814,845.23
  4. Step 4: Simplify right side
    1,503,175.49x = 1,690,302,671,319.36
  5. Step 5: Solve for x
    x = 1,690,302,671,319.36/1,503,175.49
  6. Step 6: Final answer
    x = 1,124,487.92

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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.