Home / 1,114,586.20-1,538,373.90-732,648.52

Finding the Fourth Proportional to 1,114,586.20, 1,538,373.90 and 732,648.52

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Solution

The fourth proportional to 1,114,586.20, 1,538,373.90 and 732,648.52 is: 1,011,215.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,586.20 : 1,538,373.90 = 732,648.52 : x
  2. Step 2: Convert to fraction form
    1,114,586.20/1,538,373.90 = 732,648.52/x
  3. Step 3: Cross multiply
    1,114,586.20x = 1,538,373.90 × 732,648.52
  4. Step 4: Simplify right side
    1,114,586.20x = 1,127,087,361,041.63
  5. Step 5: Solve for x
    x = 1,127,087,361,041.63/1,114,586.20
  6. Step 6: Final answer
    x = 1,011,215.97

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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.