Home / 2,897,427.80-4,345,947.30-767,466.20

Finding the Fourth Proportional to 2,897,427.80, 4,345,947.30 and 767,466.20

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Solution

The fourth proportional to 2,897,427.80, 4,345,947.30 and 767,466.20 is: 1,151,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,427.80 : 4,345,947.30 = 767,466.20 : x
  2. Step 2: Convert to fraction form
    2,897,427.80/4,345,947.30 = 767,466.20/x
  3. Step 3: Cross multiply
    2,897,427.80x = 4,345,947.30 × 767,466.20
  4. Step 4: Simplify right side
    2,897,427.80x = 3,335,367,659,731.26
  5. Step 5: Solve for x
    x = 3,335,367,659,731.26/2,897,427.80
  6. Step 6: Final answer
    x = 1,151,147.81

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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.