Home / 1,043,999.90-1,565,999.85-886,535.90

Finding the Fourth Proportional to 1,043,999.90, 1,565,999.85 and 886,535.90

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Solution

The fourth proportional to 1,043,999.90, 1,565,999.85 and 886,535.90 is: 1,329,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,999.90 : 1,565,999.85 = 886,535.90 : x
  2. Step 2: Convert to fraction form
    1,043,999.90/1,565,999.85 = 886,535.90/x
  3. Step 3: Cross multiply
    1,043,999.90x = 1,565,999.85 × 886,535.90
  4. Step 4: Simplify right side
    1,043,999.90x = 1,388,315,086,419.62
  5. Step 5: Solve for x
    x = 1,388,315,086,419.62/1,043,999.90
  6. Step 6: Final answer
    x = 1,329,803.85

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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.