Home / 2,747,875.10-4,121,823.16-1,149,316.80

Finding the Fourth Proportional to 2,747,875.10, 4,121,823.16 and 1,149,316.80

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Solution

The fourth proportional to 2,747,875.10, 4,121,823.16 and 1,149,316.80 is: 1,723,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,875.10 : 4,121,823.16 = 1,149,316.80 : x
  2. Step 2: Convert to fraction form
    2,747,875.10/4,121,823.16 = 1,149,316.80/x
  3. Step 3: Cross multiply
    2,747,875.10x = 4,121,823.16 × 1,149,316.80
  4. Step 4: Simplify right side
    2,747,875.10x = 4,737,280,604,417.09
  5. Step 5: Solve for x
    x = 4,737,280,604,417.09/2,747,875.10
  6. Step 6: Final answer
    x = 1,723,979.60

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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.