Home / 1,540,019.49-2,124,990.81-886,519.25

Finding the Fourth Proportional to 1,540,019.49, 2,124,990.81 and 886,519.25

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Solution

The fourth proportional to 1,540,019.49, 2,124,990.81 and 886,519.25 is: 1,223,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,019.49 : 2,124,990.81 = 886,519.25 : x
  2. Step 2: Convert to fraction form
    1,540,019.49/2,124,990.81 = 886,519.25/x
  3. Step 3: Cross multiply
    1,540,019.49x = 2,124,990.81 × 886,519.25
  4. Step 4: Simplify right side
    1,540,019.49x = 1,883,845,248,513.14
  5. Step 5: Solve for x
    x = 1,883,845,248,513.14/1,540,019.49
  6. Step 6: Final answer
    x = 1,223,260.65

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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.