Home / 1,895,767.60-2,616,176.72-1,079,959.20

Finding the Fourth Proportional to 1,895,767.60, 2,616,176.72 and 1,079,959.20

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Solution

The fourth proportional to 1,895,767.60, 2,616,176.72 and 1,079,959.20 is: 1,490,353.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895,767.60 : 2,616,176.72 = 1,079,959.20 : x
  2. Step 2: Convert to fraction form
    1,895,767.60/2,616,176.72 = 1,079,959.20/x
  3. Step 3: Cross multiply
    1,895,767.60x = 2,616,176.72 × 1,079,959.20
  4. Step 4: Simplify right side
    1,895,767.60x = 2,825,364,117,589.82
  5. Step 5: Solve for x
    x = 2,825,364,117,589.82/1,895,767.60
  6. Step 6: Final answer
    x = 1,490,353.63

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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.