Home / 2,869,005.60-3,959,255.16-1,579,891.68

Finding the Fourth Proportional to 2,869,005.60, 3,959,255.16 and 1,579,891.68

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Solution

The fourth proportional to 2,869,005.60, 3,959,255.16 and 1,579,891.68 is: 2,180,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,005.60 : 3,959,255.16 = 1,579,891.68 : x
  2. Step 2: Convert to fraction form
    2,869,005.60/3,959,255.16 = 1,579,891.68/x
  3. Step 3: Cross multiply
    2,869,005.60x = 3,959,255.16 × 1,579,891.68
  4. Step 4: Simplify right side
    2,869,005.60x = 6,255,194,286,281.07
  5. Step 5: Solve for x
    x = 6,255,194,286,281.07/2,869,005.60
  6. Step 6: Final answer
    x = 2,180,265.62

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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.