Home / 5,422,281.12-8,132,978.88-1,827,970.56

Finding the Fourth Proportional to 5,422,281.12, 8,132,978.88 and 1,827,970.56

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Solution

The fourth proportional to 5,422,281.12, 8,132,978.88 and 1,827,970.56 is: 2,741,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422,281.12 : 8,132,978.88 = 1,827,970.56 : x
  2. Step 2: Convert to fraction form
    5,422,281.12/8,132,978.88 = 1,827,970.56/x
  3. Step 3: Cross multiply
    5,422,281.12x = 8,132,978.88 × 1,827,970.56
  4. Step 4: Simplify right side
    5,422,281.12x = 14,866,845,957,741.77
  5. Step 5: Solve for x
    x = 14,866,845,957,741.77/5,422,281.12
  6. Step 6: Final answer
    x = 2,741,806.56

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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.