Home / 4,412,979.20-6,619,337.04-1,218,300.32

Finding the Fourth Proportional to 4,412,979.20, 6,619,337.04 and 1,218,300.32

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Solution

The fourth proportional to 4,412,979.20, 6,619,337.04 and 1,218,300.32 is: 1,827,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412,979.20 : 6,619,337.04 = 1,218,300.32 : x
  2. Step 2: Convert to fraction form
    4,412,979.20/6,619,337.04 = 1,218,300.32/x
  3. Step 3: Cross multiply
    4,412,979.20x = 6,619,337.04 × 1,218,300.32
  4. Step 4: Simplify right side
    4,412,979.20x = 8,064,340,434,019.85
  5. Step 5: Solve for x
    x = 8,064,340,434,019.85/4,412,979.20
  6. Step 6: Final answer
    x = 1,827,414.10

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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.