Home / 1,928,754.78-2,893,154.13-730,351.68

Finding the Fourth Proportional to 1,928,754.78, 2,893,154.13 and 730,351.68

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Solution

The fourth proportional to 1,928,754.78, 2,893,154.13 and 730,351.68 is: 1,095,535.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,754.78 : 2,893,154.13 = 730,351.68 : x
  2. Step 2: Convert to fraction form
    1,928,754.78/2,893,154.13 = 730,351.68/x
  3. Step 3: Cross multiply
    1,928,754.78x = 2,893,154.13 × 730,351.68
  4. Step 4: Simplify right side
    1,928,754.78x = 2,113,019,979,344.44
  5. Step 5: Solve for x
    x = 2,113,019,979,344.44/1,928,754.78
  6. Step 6: Final answer
    x = 1,095,535.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.