Home / 1,245,934.76-1,719,425.69-702,040.62

Finding the Fourth Proportional to 1,245,934.76, 1,719,425.69 and 702,040.62

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Solution

The fourth proportional to 1,245,934.76, 1,719,425.69 and 702,040.62 is: 968,836.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,934.76 : 1,719,425.69 = 702,040.62 : x
  2. Step 2: Convert to fraction form
    1,245,934.76/1,719,425.69 = 702,040.62/x
  3. Step 3: Cross multiply
    1,245,934.76x = 1,719,425.69 × 702,040.62
  4. Step 4: Simplify right side
    1,245,934.76x = 1,207,106,673,941.32
  5. Step 5: Solve for x
    x = 1,207,106,673,941.32/1,245,934.76
  6. Step 6: Final answer
    x = 968,836.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.