Home / 6,517,966.40-9,776,949.60-1,726,395.20

Finding the Fourth Proportional to 6,517,966.40, 9,776,949.60 and 1,726,395.20

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Solution

The fourth proportional to 6,517,966.40, 9,776,949.60 and 1,726,395.20 is: 2,589,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,966.40 : 9,776,949.60 = 1,726,395.20 : x
  2. Step 2: Convert to fraction form
    6,517,966.40/9,776,949.60 = 1,726,395.20/x
  3. Step 3: Cross multiply
    6,517,966.40x = 9,776,949.60 × 1,726,395.20
  4. Step 4: Simplify right side
    6,517,966.40x = 16,878,878,860,081.92
  5. Step 5: Solve for x
    x = 16,878,878,860,081.92/6,517,966.40
  6. Step 6: Final answer
    x = 2,589,592.80

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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.