Home / 1,069,363.60-1,604,045.40-998,504.80

Finding the Fourth Proportional to 1,069,363.60, 1,604,045.40 and 998,504.80

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Solution

The fourth proportional to 1,069,363.60, 1,604,045.40 and 998,504.80 is: 1,497,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,363.60 : 1,604,045.40 = 998,504.80 : x
  2. Step 2: Convert to fraction form
    1,069,363.60/1,604,045.40 = 998,504.80/x
  3. Step 3: Cross multiply
    1,069,363.60x = 1,604,045.40 × 998,504.80
  4. Step 4: Simplify right side
    1,069,363.60x = 1,601,647,031,317.92
  5. Step 5: Solve for x
    x = 1,601,647,031,317.92/1,069,363.60
  6. Step 6: Final answer
    x = 1,497,757.20

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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.