Home / 1,158,830.60-1,738,245.90-878,894.60

Finding the Fourth Proportional to 1,158,830.60, 1,738,245.90 and 878,894.60

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Solution

The fourth proportional to 1,158,830.60, 1,738,245.90 and 878,894.60 is: 1,318,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,830.60 : 1,738,245.90 = 878,894.60 : x
  2. Step 2: Convert to fraction form
    1,158,830.60/1,738,245.90 = 878,894.60/x
  3. Step 3: Cross multiply
    1,158,830.60x = 1,738,245.90 × 878,894.60
  4. Step 4: Simplify right side
    1,158,830.60x = 1,527,734,934,982.14
  5. Step 5: Solve for x
    x = 1,527,734,934,982.14/1,158,830.60
  6. Step 6: Final answer
    x = 1,318,341.90

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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.