Home / 1,215,136.20-1,822,704.30-583,897.80

Finding the Fourth Proportional to 1,215,136.20, 1,822,704.30 and 583,897.80

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Solution

The fourth proportional to 1,215,136.20, 1,822,704.30 and 583,897.80 is: 875,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,136.20 : 1,822,704.30 = 583,897.80 : x
  2. Step 2: Convert to fraction form
    1,215,136.20/1,822,704.30 = 583,897.80/x
  3. Step 3: Cross multiply
    1,215,136.20x = 1,822,704.30 × 583,897.80
  4. Step 4: Simplify right side
    1,215,136.20x = 1,064,273,030,820.54
  5. Step 5: Solve for x
    x = 1,064,273,030,820.54/1,215,136.20
  6. Step 6: Final answer
    x = 875,846.70

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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.