Home / 957,740.60-1,436,610.90-876,870.20

Finding the Fourth Proportional to 957,740.60, 1,436,610.90 and 876,870.20

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Solution

The fourth proportional to 957,740.60, 1,436,610.90 and 876,870.20 is: 1,315,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,740.60 : 1,436,610.90 = 876,870.20 : x
  2. Step 2: Convert to fraction form
    957,740.60/1,436,610.90 = 876,870.20/x
  3. Step 3: Cross multiply
    957,740.60x = 1,436,610.90 × 876,870.20
  4. Step 4: Simplify right side
    957,740.60x = 1,259,721,287,205.18
  5. Step 5: Solve for x
    x = 1,259,721,287,205.18/957,740.60
  6. Step 6: Final answer
    x = 1,315,305.30

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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.