Home / 1,939,278.19-2,676,178.38-1,068,096.16

Finding the Fourth Proportional to 1,939,278.19, 2,676,178.38 and 1,068,096.16

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Solution

The fourth proportional to 1,939,278.19, 2,676,178.38 and 1,068,096.16 is: 1,473,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,278.19 : 2,676,178.38 = 1,068,096.16 : x
  2. Step 2: Convert to fraction form
    1,939,278.19/2,676,178.38 = 1,068,096.16/x
  3. Step 3: Cross multiply
    1,939,278.19x = 2,676,178.38 × 1,068,096.16
  4. Step 4: Simplify right side
    1,939,278.19x = 2,858,415,851,153.02
  5. Step 5: Solve for x
    x = 2,858,415,851,153.02/1,939,278.19
  6. Step 6: Final answer
    x = 1,473,958.64

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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.