Home / 1,000,896.95-1,381,241.54-542,011.73

Finding the Fourth Proportional to 1,000,896.95, 1,381,241.54 and 542,011.73

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Solution

The fourth proportional to 1,000,896.95, 1,381,241.54 and 542,011.73 is: 747,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,896.95 : 1,381,241.54 = 542,011.73 : x
  2. Step 2: Convert to fraction form
    1,000,896.95/1,381,241.54 = 542,011.73/x
  3. Step 3: Cross multiply
    1,000,896.95x = 1,381,241.54 × 542,011.73
  4. Step 4: Simplify right side
    1,000,896.95x = 748,649,113,452.42
  5. Step 5: Solve for x
    x = 748,649,113,452.42/1,000,896.95
  6. Step 6: Final answer
    x = 747,978.21

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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.