Home / 972,176.70-1,458,265.05-917,064.30

Finding the Fourth Proportional to 972,176.70, 1,458,265.05 and 917,064.30

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Solution

The fourth proportional to 972,176.70, 1,458,265.05 and 917,064.30 is: 1,375,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,176.70 : 1,458,265.05 = 917,064.30 : x
  2. Step 2: Convert to fraction form
    972,176.70/1,458,265.05 = 917,064.30/x
  3. Step 3: Cross multiply
    972,176.70x = 1,458,265.05 × 917,064.30
  4. Step 4: Simplify right side
    972,176.70x = 1,337,322,817,292.72
  5. Step 5: Solve for x
    x = 1,337,322,817,292.72/972,176.70
  6. Step 6: Final answer
    x = 1,375,596.45

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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.