Home / 1,223,136.28-1,834,695.30-370,206.28

Finding the Fourth Proportional to 1,223,136.28, 1,834,695.30 and 370,206.28

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Solution

The fourth proportional to 1,223,136.28, 1,834,695.30 and 370,206.28 is: 555,306.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,136.28 : 1,834,695.30 = 370,206.28 : x
  2. Step 2: Convert to fraction form
    1,223,136.28/1,834,695.30 = 370,206.28/x
  3. Step 3: Cross multiply
    1,223,136.28x = 1,834,695.30 × 370,206.28
  4. Step 4: Simplify right side
    1,223,136.28x = 679,215,712,773.01
  5. Step 5: Solve for x
    x = 679,215,712,773.01/1,223,136.28
  6. Step 6: Final answer
    x = 555,306.65

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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.