Home / 972,364.60-1,458,546.90-917,252.20

Finding the Fourth Proportional to 972,364.60, 1,458,546.90 and 917,252.20

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Solution

The fourth proportional to 972,364.60, 1,458,546.90 and 917,252.20 is: 1,375,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,364.60 : 1,458,546.90 = 917,252.20 : x
  2. Step 2: Convert to fraction form
    972,364.60/1,458,546.90 = 917,252.20/x
  3. Step 3: Cross multiply
    972,364.60x = 1,458,546.90 × 917,252.20
  4. Step 4: Simplify right side
    972,364.60x = 1,337,855,352,828.18
  5. Step 5: Solve for x
    x = 1,337,855,352,828.18/972,364.60
  6. Step 6: Final answer
    x = 1,375,878.30

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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.