Home / 2,242,477.90-3,363,599.30-644,978.28

Finding the Fourth Proportional to 2,242,477.90, 3,363,599.30 and 644,978.28

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Solution

The fourth proportional to 2,242,477.90, 3,363,599.30 and 644,978.28 is: 967,433.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,477.90 : 3,363,599.30 = 644,978.28 : x
  2. Step 2: Convert to fraction form
    2,242,477.90/3,363,599.30 = 644,978.28/x
  3. Step 3: Cross multiply
    2,242,477.90x = 3,363,599.30 × 644,978.28
  4. Step 4: Simplify right side
    2,242,477.90x = 2,169,448,491,123.20
  5. Step 5: Solve for x
    x = 2,169,448,491,123.20/2,242,477.90
  6. Step 6: Final answer
    x = 967,433.61

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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.