Home / 1,019,439.12-1,406,856.60-560,529.96

Finding the Fourth Proportional to 1,019,439.12, 1,406,856.60 and 560,529.96

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Solution

The fourth proportional to 1,019,439.12, 1,406,856.60 and 560,529.96 is: 773,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,439.12 : 1,406,856.60 = 560,529.96 : x
  2. Step 2: Convert to fraction form
    1,019,439.12/1,406,856.60 = 560,529.96/x
  3. Step 3: Cross multiply
    1,019,439.12x = 1,406,856.60 × 560,529.96
  4. Step 4: Simplify right side
    1,019,439.12x = 788,585,273,723.74
  5. Step 5: Solve for x
    x = 788,585,273,723.74/1,019,439.12
  6. Step 6: Final answer
    x = 773,548.18

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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.