Home / 5,122,843.19-7,684,264.79-1,928,685.95

Finding the Fourth Proportional to 5,122,843.19, 7,684,264.79 and 1,928,685.95

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Solution

The fourth proportional to 5,122,843.19, 7,684,264.79 and 1,928,685.95 is: 2,893,028.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,843.19 : 7,684,264.79 = 1,928,685.95 : x
  2. Step 2: Convert to fraction form
    5,122,843.19/7,684,264.79 = 1,928,685.95/x
  3. Step 3: Cross multiply
    5,122,843.19x = 7,684,264.79 × 1,928,685.95
  4. Step 4: Simplify right side
    5,122,843.19x = 14,820,533,536,552.70
  5. Step 5: Solve for x
    x = 14,820,533,536,552.70/5,122,843.19
  6. Step 6: Final answer
    x = 2,893,028.93

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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.