Home / 1,296,008.20-1,944,012.30-736,136.20

Finding the Fourth Proportional to 1,296,008.20, 1,944,012.30 and 736,136.20

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Solution

The fourth proportional to 1,296,008.20, 1,944,012.30 and 736,136.20 is: 1,104,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,008.20 : 1,944,012.30 = 736,136.20 : x
  2. Step 2: Convert to fraction form
    1,296,008.20/1,944,012.30 = 736,136.20/x
  3. Step 3: Cross multiply
    1,296,008.20x = 1,944,012.30 × 736,136.20
  4. Step 4: Simplify right side
    1,296,008.20x = 1,431,057,827,275.26
  5. Step 5: Solve for x
    x = 1,431,057,827,275.26/1,296,008.20
  6. Step 6: Final answer
    x = 1,104,204.30

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Double scale
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Similar ratio
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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.