Home / 1,679,822.80-2,519,734.20-1,301,909.20

Finding the Fourth Proportional to 1,679,822.80, 2,519,734.20 and 1,301,909.20

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Solution

The fourth proportional to 1,679,822.80, 2,519,734.20 and 1,301,909.20 is: 1,952,863.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,822.80 : 2,519,734.20 = 1,301,909.20 : x
  2. Step 2: Convert to fraction form
    1,679,822.80/2,519,734.20 = 1,301,909.20/x
  3. Step 3: Cross multiply
    1,679,822.80x = 2,519,734.20 × 1,301,909.20
  4. Step 4: Simplify right side
    1,679,822.80x = 3,280,465,136,534.64
  5. Step 5: Solve for x
    x = 3,280,465,136,534.64/1,679,822.80
  6. Step 6: Final answer
    x = 1,952,863.80

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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.