Home / 942,479.76-1,301,406.86-874,098.48

Finding the Fourth Proportional to 942,479.76, 1,301,406.86 and 874,098.48

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Solution

The fourth proportional to 942,479.76, 1,301,406.86 and 874,098.48 is: 1,206,983.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,479.76 : 1,301,406.86 = 874,098.48 : x
  2. Step 2: Convert to fraction form
    942,479.76/1,301,406.86 = 874,098.48/x
  3. Step 3: Cross multiply
    942,479.76x = 1,301,406.86 × 874,098.48
  4. Step 4: Simplify right side
    942,479.76x = 1,137,557,758,187.57
  5. Step 5: Solve for x
    x = 1,137,557,758,187.57/942,479.76
  6. Step 6: Final answer
    x = 1,206,983.75

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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.