Home / 1,445,947.20-2,167,365.60-547,041.60

Finding the Fourth Proportional to 1,445,947.20, 2,167,365.60 and 547,041.60

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Solution

The fourth proportional to 1,445,947.20, 2,167,365.60 and 547,041.60 is: 819,974.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,947.20 : 2,167,365.60 = 547,041.60 : x
  2. Step 2: Convert to fraction form
    1,445,947.20/2,167,365.60 = 547,041.60/x
  3. Step 3: Cross multiply
    1,445,947.20x = 2,167,365.60 × 547,041.60
  4. Step 4: Simplify right side
    1,445,947.20x = 1,185,639,145,608.96
  5. Step 5: Solve for x
    x = 1,185,639,145,608.96/1,445,947.20
  6. Step 6: Final answer
    x = 819,974.03

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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.