Home / 2,788,318.80-4,182,478.20-895,251.60

Finding the Fourth Proportional to 2,788,318.80, 4,182,478.20 and 895,251.60

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Solution

The fourth proportional to 2,788,318.80, 4,182,478.20 and 895,251.60 is: 1,342,877.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,318.80 : 4,182,478.20 = 895,251.60 : x
  2. Step 2: Convert to fraction form
    2,788,318.80/4,182,478.20 = 895,251.60/x
  3. Step 3: Cross multiply
    2,788,318.80x = 4,182,478.20 × 895,251.60
  4. Step 4: Simplify right side
    2,788,318.80x = 3,744,370,300,515.12
  5. Step 5: Solve for x
    x = 3,744,370,300,515.12/2,788,318.80
  6. Step 6: Final answer
    x = 1,342,877.40

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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.