Home / 1,366,871.12-1,886,274.63-755,065.97

Finding the Fourth Proportional to 1,366,871.12, 1,886,274.63 and 755,065.97

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Solution

The fourth proportional to 1,366,871.12, 1,886,274.63 and 755,065.97 is: 1,041,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,871.12 : 1,886,274.63 = 755,065.97 : x
  2. Step 2: Convert to fraction form
    1,366,871.12/1,886,274.63 = 755,065.97/x
  3. Step 3: Cross multiply
    1,366,871.12x = 1,886,274.63 × 755,065.97
  4. Step 4: Simplify right side
    1,366,871.12x = 1,424,261,773,755.97
  5. Step 5: Solve for x
    x = 1,424,261,773,755.97/1,366,871.12
  6. Step 6: Final answer
    x = 1,041,986.88

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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.