Home / 1,527,840.42-2,291,581.56-516,959.35

Finding the Fourth Proportional to 1,527,840.42, 2,291,581.56 and 516,959.35

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Solution

The fourth proportional to 1,527,840.42, 2,291,581.56 and 516,959.35 is: 775,378.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,840.42 : 2,291,581.56 = 516,959.35 : x
  2. Step 2: Convert to fraction form
    1,527,840.42/2,291,581.56 = 516,959.35/x
  3. Step 3: Cross multiply
    1,527,840.42x = 2,291,581.56 × 516,959.35
  4. Step 4: Simplify right side
    1,527,840.42x = 1,184,654,513,729.59
  5. Step 5: Solve for x
    x = 1,184,654,513,729.59/1,527,840.42
  6. Step 6: Final answer
    x = 775,378.43

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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.