Home / 1,814,136.60-2,721,204.90-1,247,266.20

Finding the Fourth Proportional to 1,814,136.60, 2,721,204.90 and 1,247,266.20

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Solution

The fourth proportional to 1,814,136.60, 2,721,204.90 and 1,247,266.20 is: 1,870,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,136.60 : 2,721,204.90 = 1,247,266.20 : x
  2. Step 2: Convert to fraction form
    1,814,136.60/2,721,204.90 = 1,247,266.20/x
  3. Step 3: Cross multiply
    1,814,136.60x = 2,721,204.90 × 1,247,266.20
  4. Step 4: Simplify right side
    1,814,136.60x = 3,394,066,895,044.38
  5. Step 5: Solve for x
    x = 3,394,066,895,044.38/1,814,136.60
  6. Step 6: Final answer
    x = 1,870,899.30

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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.