Home / 2,034,707-2,808,188.04-1,218,945.48

Finding the Fourth Proportional to 2,034,707, 2,808,188.04 and 1,218,945.48

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Solution

The fourth proportional to 2,034,707, 2,808,188.04 and 1,218,945.48 is: 1,682,319.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,034,707 : 2,808,188.04 = 1,218,945.48 : x
  2. Step 2: Convert to fraction form
    2,034,707/2,808,188.04 = 1,218,945.48/x
  3. Step 3: Cross multiply
    2,034,707x = 2,808,188.04 × 1,218,945.48
  4. Step 4: Simplify right side
    2,034,707x = 3,423,028,118,348.06
  5. Step 5: Solve for x
    x = 3,423,028,118,348.06/2,034,707
  6. Step 6: Final answer
    x = 1,682,319.92

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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.