Home / 2,265,809.16-3,126,450.78-1,298,761.50

Finding the Fourth Proportional to 2,265,809.16, 3,126,450.78 and 1,298,761.50

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Solution

The fourth proportional to 2,265,809.16, 3,126,450.78 and 1,298,761.50 is: 1,792,081.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265,809.16 : 3,126,450.78 = 1,298,761.50 : x
  2. Step 2: Convert to fraction form
    2,265,809.16/3,126,450.78 = 1,298,761.50/x
  3. Step 3: Cross multiply
    2,265,809.16x = 3,126,450.78 × 1,298,761.50
  4. Step 4: Simplify right side
    2,265,809.16x = 4,060,513,904,708.97
  5. Step 5: Solve for x
    x = 4,060,513,904,708.97/2,265,809.16
  6. Step 6: Final answer
    x = 1,792,081.16

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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.