Home / 3,417,822.40-5,127,511.20-1,997,147.20

Finding the Fourth Proportional to 3,417,822.40, 5,127,511.20 and 1,997,147.20

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Solution

The fourth proportional to 3,417,822.40, 5,127,511.20 and 1,997,147.20 is: 2,996,175.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,822.40 : 5,127,511.20 = 1,997,147.20 : x
  2. Step 2: Convert to fraction form
    3,417,822.40/5,127,511.20 = 1,997,147.20/x
  3. Step 3: Cross multiply
    3,417,822.40x = 5,127,511.20 × 1,997,147.20
  4. Step 4: Simplify right side
    3,417,822.40x = 10,240,394,636,048.64
  5. Step 5: Solve for x
    x = 10,240,394,636,048.64/3,417,822.40
  6. Step 6: Final answer
    x = 2,996,175.18

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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.