Home / 1,520,224.71-2,280,691.86-440,759.79

Finding the Fourth Proportional to 1,520,224.71, 2,280,691.86 and 440,759.79

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Solution

The fourth proportional to 1,520,224.71, 2,280,691.86 and 440,759.79 is: 661,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,224.71 : 2,280,691.86 = 440,759.79 : x
  2. Step 2: Convert to fraction form
    1,520,224.71/2,280,691.86 = 440,759.79/x
  3. Step 3: Cross multiply
    1,520,224.71x = 2,280,691.86 × 440,759.79
  4. Step 4: Simplify right side
    1,520,224.71x = 1,005,237,265,268.31
  5. Step 5: Solve for x
    x = 1,005,237,265,268.31/1,520,224.71
  6. Step 6: Final answer
    x = 661,242.55

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1.5x scale

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.