Home / 1,246,625.20-1,720,494.30-702,865.72

Finding the Fourth Proportional to 1,246,625.20, 1,720,494.30 and 702,865.72

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Solution

The fourth proportional to 1,246,625.20, 1,720,494.30 and 702,865.72 is: 970,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,625.20 : 1,720,494.30 = 702,865.72 : x
  2. Step 2: Convert to fraction form
    1,246,625.20/1,720,494.30 = 702,865.72/x
  3. Step 3: Cross multiply
    1,246,625.20x = 1,720,494.30 × 702,865.72
  4. Step 4: Simplify right side
    1,246,625.20x = 1,209,276,464,925.40
  5. Step 5: Solve for x
    x = 1,209,276,464,925.40/1,246,625.20
  6. Step 6: Final answer
    x = 970,040.13

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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.