Home / 972,023.70-1,458,035.55-617,438.10

Finding the Fourth Proportional to 972,023.70, 1,458,035.55 and 617,438.10

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Solution

The fourth proportional to 972,023.70, 1,458,035.55 and 617,438.10 is: 926,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,023.70 : 1,458,035.55 = 617,438.10 : x
  2. Step 2: Convert to fraction form
    972,023.70/1,458,035.55 = 617,438.10/x
  3. Step 3: Cross multiply
    972,023.70x = 1,458,035.55 × 617,438.10
  4. Step 4: Simplify right side
    972,023.70x = 900,246,699,724.46
  5. Step 5: Solve for x
    x = 900,246,699,724.46/972,023.70
  6. Step 6: Final answer
    x = 926,157.15

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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.