Home / 2,615,428.26-3,923,616.69-1,077,569.68

Finding the Fourth Proportional to 2,615,428.26, 3,923,616.69 and 1,077,569.68

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Solution

The fourth proportional to 2,615,428.26, 3,923,616.69 and 1,077,569.68 is: 1,616,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,428.26 : 3,923,616.69 = 1,077,569.68 : x
  2. Step 2: Convert to fraction form
    2,615,428.26/3,923,616.69 = 1,077,569.68/x
  3. Step 3: Cross multiply
    2,615,428.26x = 3,923,616.69 × 1,077,569.68
  4. Step 4: Simplify right side
    2,615,428.26x = 4,227,970,381,085.96
  5. Step 5: Solve for x
    x = 4,227,970,381,085.96/2,615,428.26
  6. Step 6: Final answer
    x = 1,616,549.93

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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.