Home / 4,012,047.78-6,018,050.73-979,429.74

Finding the Fourth Proportional to 4,012,047.78, 6,018,050.73 and 979,429.74

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Solution

The fourth proportional to 4,012,047.78, 6,018,050.73 and 979,429.74 is: 1,469,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012,047.78 : 6,018,050.73 = 979,429.74 : x
  2. Step 2: Convert to fraction form
    4,012,047.78/6,018,050.73 = 979,429.74/x
  3. Step 3: Cross multiply
    4,012,047.78x = 6,018,050.73 × 979,429.74
  4. Step 4: Simplify right side
    4,012,047.78x = 5,894,257,861,790.71
  5. Step 5: Solve for x
    x = 5,894,257,861,790.71/4,012,047.78
  6. Step 6: Final answer
    x = 1,469,139.50

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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.