Home / 996,985.90-1,491,979.65-682,057.90

Finding the Fourth Proportional to 996,985.90, 1,491,979.65 and 682,057.90

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Solution

The fourth proportional to 996,985.90, 1,491,979.65 and 682,057.90 is: 1,020,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,985.90 : 1,491,979.65 = 682,057.90 : x
  2. Step 2: Convert to fraction form
    996,985.90/1,491,979.65 = 682,057.90/x
  3. Step 3: Cross multiply
    996,985.90x = 1,491,979.65 × 682,057.90
  4. Step 4: Simplify right side
    996,985.90x = 1,017,616,506,921.74
  5. Step 5: Solve for x
    x = 1,017,616,506,921.74/996,985.90
  6. Step 6: Final answer
    x = 1,020,692.98

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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.