Home / 2,780,538.20-4,170,807.30-1,363,362.20

Finding the Fourth Proportional to 2,780,538.20, 4,170,807.30 and 1,363,362.20

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Solution

The fourth proportional to 2,780,538.20, 4,170,807.30 and 1,363,362.20 is: 2,045,043.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,538.20 : 4,170,807.30 = 1,363,362.20 : x
  2. Step 2: Convert to fraction form
    2,780,538.20/4,170,807.30 = 1,363,362.20/x
  3. Step 3: Cross multiply
    2,780,538.20x = 4,170,807.30 × 1,363,362.20
  4. Step 4: Simplify right side
    2,780,538.20x = 5,686,321,016,304.06
  5. Step 5: Solve for x
    x = 5,686,321,016,304.06/2,780,538.20
  6. Step 6: Final answer
    x = 2,045,043.30

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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.