Home / 1,306,163.60-1,957,171.80-970,240.40

Finding the Fourth Proportional to 1,306,163.60, 1,957,171.80 and 970,240.40

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Solution

The fourth proportional to 1,306,163.60, 1,957,171.80 and 970,240.40 is: 1,453,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,163.60 : 1,957,171.80 = 970,240.40 : x
  2. Step 2: Convert to fraction form
    1,306,163.60/1,957,171.80 = 970,240.40/x
  3. Step 3: Cross multiply
    1,306,163.60x = 1,957,171.80 × 970,240.40
  4. Step 4: Simplify right side
    1,306,163.60x = 1,898,927,150,100.72
  5. Step 5: Solve for x
    x = 1,898,927,150,100.72/1,306,163.60
  6. Step 6: Final answer
    x = 1,453,820.29

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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.