Home / 2,700,157.71-4,050,128.49-1,488,136.97

Finding the Fourth Proportional to 2,700,157.71, 4,050,128.49 and 1,488,136.97

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Solution

The fourth proportional to 2,700,157.71, 4,050,128.49 and 1,488,136.97 is: 2,232,145.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,157.71 : 4,050,128.49 = 1,488,136.97 : x
  2. Step 2: Convert to fraction form
    2,700,157.71/4,050,128.49 = 1,488,136.97/x
  3. Step 3: Cross multiply
    2,700,157.71x = 4,050,128.49 × 1,488,136.97
  4. Step 4: Simplify right side
    2,700,157.71x = 6,027,145,918,968.63
  5. Step 5: Solve for x
    x = 6,027,145,918,968.63/2,700,157.71
  6. Step 6: Final answer
    x = 2,232,145.88

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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.