Home / 1,939,278.68-2,676,179.08-1,068,096.66

Finding the Fourth Proportional to 1,939,278.68, 2,676,179.08 and 1,068,096.66

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Solution

The fourth proportional to 1,939,278.68, 2,676,179.08 and 1,068,096.66 is: 1,473,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,278.68 : 2,676,179.08 = 1,068,096.66 : x
  2. Step 2: Convert to fraction form
    1,939,278.68/2,676,179.08 = 1,068,096.66/x
  3. Step 3: Cross multiply
    1,939,278.68x = 2,676,179.08 × 1,068,096.66
  4. Step 4: Simplify right side
    1,939,278.68x = 2,858,417,936,909.87
  5. Step 5: Solve for x
    x = 2,858,417,936,909.87/1,939,278.68
  6. Step 6: Final answer
    x = 1,473,959.35

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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.