Home / 4,012,046.28-6,018,048.48-979,428.24

Finding the Fourth Proportional to 4,012,046.28, 6,018,048.48 and 979,428.24

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Solution

The fourth proportional to 4,012,046.28, 6,018,048.48 and 979,428.24 is: 1,469,137.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,046.28 : 6,018,048.48 = 979,428.24 : x
  2. Step 2: Convert to fraction form
    4,012,046.28/6,018,048.48 = 979,428.24/x
  3. Step 3: Cross multiply
    4,012,046.28x = 6,018,048.48 × 979,428.24
  4. Step 4: Simplify right side
    4,012,046.28x = 5,894,246,631,001.08
  5. Step 5: Solve for x
    x = 5,894,246,631,001.08/4,012,046.28
  6. Step 6: Final answer
    x = 1,469,137.25

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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.