Home / 1,246,662.29-1,720,290.76-702,931.57

Finding the Fourth Proportional to 1,246,662.29, 1,720,290.76 and 702,931.57

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Solution

The fourth proportional to 1,246,662.29, 1,720,290.76 and 702,931.57 is: 969,987.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,662.29 : 1,720,290.76 = 702,931.57 : x
  2. Step 2: Convert to fraction form
    1,246,662.29/1,720,290.76 = 702,931.57/x
  3. Step 3: Cross multiply
    1,246,662.29x = 1,720,290.76 × 702,931.57
  4. Step 4: Simplify right side
    1,246,662.29x = 1,209,246,678,725.24
  5. Step 5: Solve for x
    x = 1,209,246,678,725.24/1,246,662.29
  6. Step 6: Final answer
    x = 969,987.37

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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.