Home / 2,724,128.80-4,083,277.20-925,345.60

Finding the Fourth Proportional to 2,724,128.80, 4,083,277.20 and 925,345.60

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Solution

The fourth proportional to 2,724,128.80, 4,083,277.20 and 925,345.60 is: 1,387,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724,128.80 : 4,083,277.20 = 925,345.60 : x
  2. Step 2: Convert to fraction form
    2,724,128.80/4,083,277.20 = 925,345.60/x
  3. Step 3: Cross multiply
    2,724,128.80x = 4,083,277.20 × 925,345.60
  4. Step 4: Simplify right side
    2,724,128.80x = 3,778,442,590,600.32
  5. Step 5: Solve for x
    x = 3,778,442,590,600.32/2,724,128.80
  6. Step 6: Final answer
    x = 1,387,027.88

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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.