Home / 2,851,229.30-4,276,487.07-931,979.93

Finding the Fourth Proportional to 2,851,229.30, 4,276,487.07 and 931,979.93

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Solution

The fourth proportional to 2,851,229.30, 4,276,487.07 and 931,979.93 is: 1,397,853.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,229.30 : 4,276,487.07 = 931,979.93 : x
  2. Step 2: Convert to fraction form
    2,851,229.30/4,276,487.07 = 931,979.93/x
  3. Step 3: Cross multiply
    2,851,229.30x = 4,276,487.07 × 931,979.93
  4. Step 4: Simplify right side
    2,851,229.30x = 3,985,600,098,762.07
  5. Step 5: Solve for x
    x = 3,985,600,098,762.07/2,851,229.30
  6. Step 6: Final answer
    x = 1,397,853.24

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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.