Home / 4,012,047.28-6,018,049.98-979,429.24

Finding the Fourth Proportional to 4,012,047.28, 6,018,049.98 and 979,429.24

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Solution

The fourth proportional to 4,012,047.28, 6,018,049.98 and 979,429.24 is: 1,469,138.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,047.28 : 6,018,049.98 = 979,429.24 : x
  2. Step 2: Convert to fraction form
    4,012,047.28/6,018,049.98 = 979,429.24/x
  3. Step 3: Cross multiply
    4,012,047.28x = 6,018,049.98 × 979,429.24
  4. Step 4: Simplify right side
    4,012,047.28x = 5,894,254,118,193.42
  5. Step 5: Solve for x
    x = 5,894,254,118,193.42/4,012,047.28
  6. Step 6: Final answer
    x = 1,469,138.75

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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.