Home / 1,048,191.39-1,572,656.13-516,086.10

Finding the Fourth Proportional to 1,048,191.39, 1,572,656.13 and 516,086.10

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Solution

The fourth proportional to 1,048,191.39, 1,572,656.13 and 516,086.10 is: 774,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,191.39 : 1,572,656.13 = 516,086.10 : x
  2. Step 2: Convert to fraction form
    1,048,191.39/1,572,656.13 = 516,086.10/x
  3. Step 3: Cross multiply
    1,048,191.39x = 1,572,656.13 × 516,086.10
  4. Step 4: Simplify right side
    1,048,191.39x = 811,625,968,772.79
  5. Step 5: Solve for x
    x = 811,625,968,772.79/1,048,191.39
  6. Step 6: Final answer
    x = 774,310.85

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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.