Home / 932,949.19-1,397,965.78-649,194.14

Finding the Fourth Proportional to 932,949.19, 1,397,965.78 and 649,194.14

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Solution

The fourth proportional to 932,949.19, 1,397,965.78 and 649,194.14 is: 972,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,949.19 : 1,397,965.78 = 649,194.14 : x
  2. Step 2: Convert to fraction form
    932,949.19/1,397,965.78 = 649,194.14/x
  3. Step 3: Cross multiply
    932,949.19x = 1,397,965.78 × 649,194.14
  4. Step 4: Simplify right side
    932,949.19x = 907,551,196,602.94
  5. Step 5: Solve for x
    x = 907,551,196,602.94/932,949.19
  6. Step 6: Final answer
    x = 972,776.66

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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.