Home / 2,752,004.80-4,128,007.20-954,290.80

Finding the Fourth Proportional to 2,752,004.80, 4,128,007.20 and 954,290.80

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Solution

The fourth proportional to 2,752,004.80, 4,128,007.20 and 954,290.80 is: 1,431,436.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,004.80 : 4,128,007.20 = 954,290.80 : x
  2. Step 2: Convert to fraction form
    2,752,004.80/4,128,007.20 = 954,290.80/x
  3. Step 3: Cross multiply
    2,752,004.80x = 4,128,007.20 × 954,290.80
  4. Step 4: Simplify right side
    2,752,004.80x = 3,939,319,293,293.76
  5. Step 5: Solve for x
    x = 3,939,319,293,293.76/2,752,004.80
  6. Step 6: Final answer
    x = 1,431,436.20

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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.