Home / 1,002,992.05-1,384,129.03-573,281.41

Finding the Fourth Proportional to 1,002,992.05, 1,384,129.03 and 573,281.41

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Solution

The fourth proportional to 1,002,992.05, 1,384,129.03 and 573,281.41 is: 791,128.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,992.05 : 1,384,129.03 = 573,281.41 : x
  2. Step 2: Convert to fraction form
    1,002,992.05/1,384,129.03 = 573,281.41/x
  3. Step 3: Cross multiply
    1,002,992.05x = 1,384,129.03 × 573,281.41
  4. Step 4: Simplify right side
    1,002,992.05x = 793,495,438,171.53
  5. Step 5: Solve for x
    x = 793,495,438,171.53/1,002,992.05
  6. Step 6: Final answer
    x = 791,128.34

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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.