Home / 2,254,580.92-3,111,204.18-1,287,522.28

Finding the Fourth Proportional to 2,254,580.92, 3,111,204.18 and 1,287,522.28

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Solution

The fourth proportional to 2,254,580.92, 3,111,204.18 and 1,287,522.28 is: 1,776,713.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254,580.92 : 3,111,204.18 = 1,287,522.28 : x
  2. Step 2: Convert to fraction form
    2,254,580.92/3,111,204.18 = 1,287,522.28/x
  3. Step 3: Cross multiply
    2,254,580.92x = 3,111,204.18 × 1,287,522.28
  4. Step 4: Simplify right side
    2,254,580.92x = 4,005,744,699,379.13
  5. Step 5: Solve for x
    x = 4,005,744,699,379.13/2,254,580.92
  6. Step 6: Final answer
    x = 1,776,713.65

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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.