Home / 1,364,982.40-2,047,473.60-418,230.10

Finding the Fourth Proportional to 1,364,982.40, 2,047,473.60 and 418,230.10

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Solution

The fourth proportional to 1,364,982.40, 2,047,473.60 and 418,230.10 is: 627,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,982.40 : 2,047,473.60 = 418,230.10 : x
  2. Step 2: Convert to fraction form
    1,364,982.40/2,047,473.60 = 418,230.10/x
  3. Step 3: Cross multiply
    1,364,982.40x = 2,047,473.60 × 418,230.10
  4. Step 4: Simplify right side
    1,364,982.40x = 856,315,088,475.36
  5. Step 5: Solve for x
    x = 856,315,088,475.36/1,364,982.40
  6. Step 6: Final answer
    x = 627,345.15

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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.