Home / 2,850,822.30-3,934,135.50-1,561,708.50

Finding the Fourth Proportional to 2,850,822.30, 3,934,135.50 and 1,561,708.50

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Solution

The fourth proportional to 2,850,822.30, 3,934,135.50 and 1,561,708.50 is: 2,155,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,822.30 : 3,934,135.50 = 1,561,708.50 : x
  2. Step 2: Convert to fraction form
    2,850,822.30/3,934,135.50 = 1,561,708.50/x
  3. Step 3: Cross multiply
    2,850,822.30x = 3,934,135.50 × 1,561,708.50
  4. Step 4: Simplify right side
    2,850,822.30x = 6,143,972,850,501.75
  5. Step 5: Solve for x
    x = 6,143,972,850,501.75/2,850,822.30
  6. Step 6: Final answer
    x = 2,155,158.13

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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.