Home / 2,908,760.72-4,363,439.04-1,113,154.40

Finding the Fourth Proportional to 2,908,760.72, 4,363,439.04 and 1,113,154.40

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Solution

The fourth proportional to 2,908,760.72, 4,363,439.04 and 1,113,154.40 is: 1,669,845.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,760.72 : 4,363,439.04 = 1,113,154.40 : x
  2. Step 2: Convert to fraction form
    2,908,760.72/4,363,439.04 = 1,113,154.40/x
  3. Step 3: Cross multiply
    2,908,760.72x = 4,363,439.04 × 1,113,154.40
  4. Step 4: Simplify right side
    2,908,760.72x = 4,857,181,366,507.78
  5. Step 5: Solve for x
    x = 4,857,181,366,507.78/2,908,760.72
  6. Step 6: Final answer
    x = 1,669,845.63

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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.