Home / 2,762,454.30-4,152,538.80-1,969,229.40

Finding the Fourth Proportional to 2,762,454.30, 4,152,538.80 and 1,969,229.40

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Solution

The fourth proportional to 2,762,454.30, 4,152,538.80 and 1,969,229.40 is: 2,960,158.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762,454.30 : 4,152,538.80 = 1,969,229.40 : x
  2. Step 2: Convert to fraction form
    2,762,454.30/4,152,538.80 = 1,969,229.40/x
  3. Step 3: Cross multiply
    2,762,454.30x = 4,152,538.80 × 1,969,229.40
  4. Step 4: Simplify right side
    2,762,454.30x = 8,177,301,489,600.72
  5. Step 5: Solve for x
    x = 8,177,301,489,600.72/2,762,454.30
  6. Step 6: Final answer
    x = 2,960,158.11

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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.