Home / 972,022.20-1,458,033.30-617,436.60

Finding the Fourth Proportional to 972,022.20, 1,458,033.30 and 617,436.60

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Solution

The fourth proportional to 972,022.20, 1,458,033.30 and 617,436.60 is: 926,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,022.20 : 1,458,033.30 = 617,436.60 : x
  2. Step 2: Convert to fraction form
    972,022.20/1,458,033.30 = 617,436.60/x
  3. Step 3: Cross multiply
    972,022.20x = 1,458,033.30 × 617,436.60
  4. Step 4: Simplify right side
    972,022.20x = 900,243,123,438.78
  5. Step 5: Solve for x
    x = 900,243,123,438.78/972,022.20
  6. Step 6: Final answer
    x = 926,154.90

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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.