Home / 1,609,808.22-2,220,217.02-997,535.70

Finding the Fourth Proportional to 1,609,808.22, 2,220,217.02 and 997,535.70

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Solution

The fourth proportional to 1,609,808.22, 2,220,217.02 and 997,535.70 is: 1,375,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,808.22 : 2,220,217.02 = 997,535.70 : x
  2. Step 2: Convert to fraction form
    1,609,808.22/2,220,217.02 = 997,535.70/x
  3. Step 3: Cross multiply
    1,609,808.22x = 2,220,217.02 × 997,535.70
  4. Step 4: Simplify right side
    1,609,808.22x = 2,214,745,739,197.61
  5. Step 5: Solve for x
    x = 2,214,745,739,197.61/1,609,808.22
  6. Step 6: Final answer
    x = 1,375,782.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.