Home / 1,381,959.06-2,073,125.70-483,189.54

Finding the Fourth Proportional to 1,381,959.06, 2,073,125.70 and 483,189.54

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Solution

The fourth proportional to 1,381,959.06, 2,073,125.70 and 483,189.54 is: 724,849.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,959.06 : 2,073,125.70 = 483,189.54 : x
  2. Step 2: Convert to fraction form
    1,381,959.06/2,073,125.70 = 483,189.54/x
  3. Step 3: Cross multiply
    1,381,959.06x = 2,073,125.70 × 483,189.54
  4. Step 4: Simplify right side
    1,381,959.06x = 1,001,712,653,345.18
  5. Step 5: Solve for x
    x = 1,001,712,653,345.18/1,381,959.06
  6. Step 6: Final answer
    x = 724,849.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.