Home / 2,901,179.43-4,351,801.95-879,407.28

Finding the Fourth Proportional to 2,901,179.43, 4,351,801.95 and 879,407.28

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Solution

The fourth proportional to 2,901,179.43, 4,351,801.95 and 879,407.28 is: 1,319,120.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,179.43 : 4,351,801.95 = 879,407.28 : x
  2. Step 2: Convert to fraction form
    2,901,179.43/4,351,801.95 = 879,407.28/x
  3. Step 3: Cross multiply
    2,901,179.43x = 4,351,801.95 × 879,407.28
  4. Step 4: Simplify right side
    2,901,179.43x = 3,827,006,315,948.20
  5. Step 5: Solve for x
    x = 3,827,006,315,948.20/2,901,179.43
  6. Step 6: Final answer
    x = 1,319,120.86

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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.