Home / 5,780,292.12-7,976,696.40-3,201,916.32

Finding the Fourth Proportional to 5,780,292.12, 7,976,696.40 and 3,201,916.32

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Solution

The fourth proportional to 5,780,292.12, 7,976,696.40 and 3,201,916.32 is: 4,418,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,780,292.12 : 7,976,696.40 = 3,201,916.32 : x
  2. Step 2: Convert to fraction form
    5,780,292.12/7,976,696.40 = 3,201,916.32/x
  3. Step 3: Cross multiply
    5,780,292.12x = 7,976,696.40 × 3,201,916.32
  4. Step 4: Simplify right side
    5,780,292.12x = 25,540,714,382,845.25
  5. Step 5: Solve for x
    x = 25,540,714,382,845.25/5,780,292.12
  6. Step 6: Final answer
    x = 4,418,585.40

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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.