Home / 1,335,648.15-1,998,683.26-1,156,350.30

Finding the Fourth Proportional to 1,335,648.15, 1,998,683.26 and 1,156,350.30

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Solution

The fourth proportional to 1,335,648.15, 1,998,683.26 and 1,156,350.30 is: 1,730,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,648.15 : 1,998,683.26 = 1,156,350.30 : x
  2. Step 2: Convert to fraction form
    1,335,648.15/1,998,683.26 = 1,156,350.30/x
  3. Step 3: Cross multiply
    1,335,648.15x = 1,998,683.26 × 1,156,350.30
  4. Step 4: Simplify right side
    1,335,648.15x = 2,311,177,987,305.98
  5. Step 5: Solve for x
    x = 2,311,177,987,305.98/1,335,648.15
  6. Step 6: Final answer
    x = 1,730,379.36

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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.