Home / 2,930,407.20-4,395,610.80-2,458,015.20

Finding the Fourth Proportional to 2,930,407.20, 4,395,610.80 and 2,458,015.20

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Solution

The fourth proportional to 2,930,407.20, 4,395,610.80 and 2,458,015.20 is: 3,687,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,407.20 : 4,395,610.80 = 2,458,015.20 : x
  2. Step 2: Convert to fraction form
    2,930,407.20/4,395,610.80 = 2,458,015.20/x
  3. Step 3: Cross multiply
    2,930,407.20x = 4,395,610.80 × 2,458,015.20
  4. Step 4: Simplify right side
    2,930,407.20x = 10,804,478,159,684.16
  5. Step 5: Solve for x
    x = 10,804,478,159,684.16/2,930,407.20
  6. Step 6: Final answer
    x = 3,687,022.80

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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.