Home / 1,517,442.10-2,276,163.15-1,039,145.20

Finding the Fourth Proportional to 1,517,442.10, 2,276,163.15 and 1,039,145.20

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Solution

The fourth proportional to 1,517,442.10, 2,276,163.15 and 1,039,145.20 is: 1,558,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,442.10 : 2,276,163.15 = 1,039,145.20 : x
  2. Step 2: Convert to fraction form
    1,517,442.10/2,276,163.15 = 1,039,145.20/x
  3. Step 3: Cross multiply
    1,517,442.10x = 2,276,163.15 × 1,039,145.20
  4. Step 4: Simplify right side
    1,517,442.10x = 2,365,264,011,739.38
  5. Step 5: Solve for x
    x = 2,365,264,011,739.38/1,517,442.10
  6. Step 6: Final answer
    x = 1,558,717.80

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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.