Home / 2,784,549.30-4,176,827.27-762,810.62

Finding the Fourth Proportional to 2,784,549.30, 4,176,827.27 and 762,810.62

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Solution

The fourth proportional to 2,784,549.30, 4,176,827.27 and 762,810.62 is: 1,144,216.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,549.30 : 4,176,827.27 = 762,810.62 : x
  2. Step 2: Convert to fraction form
    2,784,549.30/4,176,827.27 = 762,810.62/x
  3. Step 3: Cross multiply
    2,784,549.30x = 4,176,827.27 × 762,810.62
  4. Step 4: Simplify right side
    2,784,549.30x = 3,186,128,177,623.96
  5. Step 5: Solve for x
    x = 3,186,128,177,623.96/2,784,549.30
  6. Step 6: Final answer
    x = 1,144,216.83

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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.