Home / 2,238,280.40-3,358,198.20-977,013.20

Finding the Fourth Proportional to 2,238,280.40, 3,358,198.20 and 977,013.20

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Solution

The fourth proportional to 2,238,280.40, 3,358,198.20 and 977,013.20 is: 1,465,859.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,280.40 : 3,358,198.20 = 977,013.20 : x
  2. Step 2: Convert to fraction form
    2,238,280.40/3,358,198.20 = 977,013.20/x
  3. Step 3: Cross multiply
    2,238,280.40x = 3,358,198.20 × 977,013.20
  4. Step 4: Simplify right side
    2,238,280.40x = 3,281,003,969,616.24
  5. Step 5: Solve for x
    x = 3,281,003,969,616.24/2,238,280.40
  6. Step 6: Final answer
    x = 1,465,859.22

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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.