Home / 4,280,034.96-6,420,076.92-1,085,168.16

Finding the Fourth Proportional to 4,280,034.96, 6,420,076.92 and 1,085,168.16

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Solution

The fourth proportional to 4,280,034.96, 6,420,076.92 and 1,085,168.16 is: 1,627,758.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280,034.96 : 6,420,076.92 = 1,085,168.16 : x
  2. Step 2: Convert to fraction form
    4,280,034.96/6,420,076.92 = 1,085,168.16/x
  3. Step 3: Cross multiply
    4,280,034.96x = 6,420,076.92 × 1,085,168.16
  4. Step 4: Simplify right side
    4,280,034.96x = 6,966,863,058,334.87
  5. Step 5: Solve for x
    x = 6,966,863,058,334.87/4,280,034.96
  6. Step 6: Final answer
    x = 1,627,758.45

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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.