Home / 928,246.60-1,390,037.10-741,622.60

Finding the Fourth Proportional to 928,246.60, 1,390,037.10 and 741,622.60

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Solution

The fourth proportional to 928,246.60, 1,390,037.10 and 741,622.60 is: 1,110,570.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,246.60 : 1,390,037.10 = 741,622.60 : x
  2. Step 2: Convert to fraction form
    928,246.60/1,390,037.10 = 741,622.60/x
  3. Step 3: Cross multiply
    928,246.60x = 1,390,037.10 × 741,622.60
  4. Step 4: Simplify right side
    928,246.60x = 1,030,882,928,198.46
  5. Step 5: Solve for x
    x = 1,030,882,928,198.46/928,246.60
  6. Step 6: Final answer
    x = 1,110,570.11

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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.