Home / 1,007,856.15-1,390,849.73-548,972.52

Finding the Fourth Proportional to 1,007,856.15, 1,390,849.73 and 548,972.52

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Solution

The fourth proportional to 1,007,856.15, 1,390,849.73 and 548,972.52 is: 757,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,856.15 : 1,390,849.73 = 548,972.52 : x
  2. Step 2: Convert to fraction form
    1,007,856.15/1,390,849.73 = 548,972.52/x
  3. Step 3: Cross multiply
    1,007,856.15x = 1,390,849.73 × 548,972.52
  4. Step 4: Simplify right side
    1,007,856.15x = 763,538,278,474.56
  5. Step 5: Solve for x
    x = 763,538,278,474.56/1,007,856.15
  6. Step 6: Final answer
    x = 757,586.56

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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.