Home / 942,260.61-1,402,734.31-936,655.55

Finding the Fourth Proportional to 942,260.61, 1,402,734.31 and 936,655.55

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Solution

The fourth proportional to 942,260.61, 1,402,734.31 and 936,655.55 is: 1,394,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,260.61 : 1,402,734.31 = 936,655.55 : x
  2. Step 2: Convert to fraction form
    942,260.61/1,402,734.31 = 936,655.55/x
  3. Step 3: Cross multiply
    942,260.61x = 1,402,734.31 × 936,655.55
  4. Step 4: Simplify right side
    942,260.61x = 1,313,878,864,939.97
  5. Step 5: Solve for x
    x = 1,313,878,864,939.97/942,260.61
  6. Step 6: Final answer
    x = 1,394,390.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.