Home / 2,400,121.12-3,600,185.20-980,177.28

Finding the Fourth Proportional to 2,400,121.12, 3,600,185.20 and 980,177.28

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Solution

The fourth proportional to 2,400,121.12, 3,600,185.20 and 980,177.28 is: 1,470,267.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,121.12 : 3,600,185.20 = 980,177.28 : x
  2. Step 2: Convert to fraction form
    2,400,121.12/3,600,185.20 = 980,177.28/x
  3. Step 3: Cross multiply
    2,400,121.12x = 3,600,185.20 × 980,177.28
  4. Step 4: Simplify right side
    2,400,121.12x = 3,528,819,736,832.26
  5. Step 5: Solve for x
    x = 3,528,819,736,832.26/2,400,121.12
  6. Step 6: Final answer
    x = 1,470,267.36

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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.