Home / 2,287,828.80-3,157,098.04-1,255,310.88

Finding the Fourth Proportional to 2,287,828.80, 3,157,098.04 and 1,255,310.88

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Solution

The fourth proportional to 2,287,828.80, 3,157,098.04 and 1,255,310.88 is: 1,732,271.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,828.80 : 3,157,098.04 = 1,255,310.88 : x
  2. Step 2: Convert to fraction form
    2,287,828.80/3,157,098.04 = 1,255,310.88/x
  3. Step 3: Cross multiply
    2,287,828.80x = 3,157,098.04 × 1,255,310.88
  4. Step 4: Simplify right side
    2,287,828.80x = 3,963,139,518,838.68
  5. Step 5: Solve for x
    x = 3,963,139,518,838.68/2,287,828.80
  6. Step 6: Final answer
    x = 1,732,271.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.