Home / 3,445,651.52-5,168,070.24-921,502.40

Finding the Fourth Proportional to 3,445,651.52, 5,168,070.24 and 921,502.40

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Solution

The fourth proportional to 3,445,651.52, 5,168,070.24 and 921,502.40 is: 1,382,144.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,651.52 : 5,168,070.24 = 921,502.40 : x
  2. Step 2: Convert to fraction form
    3,445,651.52/5,168,070.24 = 921,502.40/x
  3. Step 3: Cross multiply
    3,445,651.52x = 5,168,070.24 × 921,502.40
  4. Step 4: Simplify right side
    3,445,651.52x = 4,762,389,129,528.58
  5. Step 5: Solve for x
    x = 4,762,389,129,528.58/3,445,651.52
  6. Step 6: Final answer
    x = 1,382,144.74

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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.