Home / 1,364,983.40-2,047,475.10-418,231.10

Finding the Fourth Proportional to 1,364,983.40, 2,047,475.10 and 418,231.10

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Solution

The fourth proportional to 1,364,983.40, 2,047,475.10 and 418,231.10 is: 627,346.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,983.40 : 2,047,475.10 = 418,231.10 : x
  2. Step 2: Convert to fraction form
    1,364,983.40/2,047,475.10 = 418,231.10/x
  3. Step 3: Cross multiply
    1,364,983.40x = 2,047,475.10 × 418,231.10
  4. Step 4: Simplify right side
    1,364,983.40x = 856,317,763,295.61
  5. Step 5: Solve for x
    x = 856,317,763,295.61/1,364,983.40
  6. Step 6: Final answer
    x = 627,346.65

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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.