Home / 1,366,947.74-1,886,351.31-755,087.36

Finding the Fourth Proportional to 1,366,947.74, 1,886,351.31 and 755,087.36

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Solution

The fourth proportional to 1,366,947.74, 1,886,351.31 and 755,087.36 is: 1,042,000.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,947.74 : 1,886,351.31 = 755,087.36 : x
  2. Step 2: Convert to fraction form
    1,366,947.74/1,886,351.31 = 755,087.36/x
  3. Step 3: Cross multiply
    1,366,947.74x = 1,886,351.31 × 755,087.36
  4. Step 4: Simplify right side
    1,366,947.74x = 1,424,360,021,268.69
  5. Step 5: Solve for x
    x = 1,424,360,021,268.69/1,366,947.74
  6. Step 6: Final answer
    x = 1,042,000.35

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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.