Home / 6,517,972.40-9,776,958.60-1,726,401.20

Finding the Fourth Proportional to 6,517,972.40, 9,776,958.60 and 1,726,401.20

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Solution

The fourth proportional to 6,517,972.40, 9,776,958.60 and 1,726,401.20 is: 2,589,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,972.40 : 9,776,958.60 = 1,726,401.20 : x
  2. Step 2: Convert to fraction form
    6,517,972.40/9,776,958.60 = 1,726,401.20/x
  3. Step 3: Cross multiply
    6,517,972.40x = 9,776,958.60 × 1,726,401.20
  4. Step 4: Simplify right side
    6,517,972.40x = 16,878,953,059,390.32
  5. Step 5: Solve for x
    x = 16,878,953,059,390.32/6,517,972.40
  6. Step 6: Final answer
    x = 2,589,601.80

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1.5x scale

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.