Home / 2,078,983.54-2,868,966.82-1,161,225.95

Finding the Fourth Proportional to 2,078,983.54, 2,868,966.82 and 1,161,225.95

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Solution

The fourth proportional to 2,078,983.54, 2,868,966.82 and 1,161,225.95 is: 1,602,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,983.54 : 2,868,966.82 = 1,161,225.95 : x
  2. Step 2: Convert to fraction form
    2,078,983.54/2,868,966.82 = 1,161,225.95/x
  3. Step 3: Cross multiply
    2,078,983.54x = 2,868,966.82 × 1,161,225.95
  4. Step 4: Simplify right side
    2,078,983.54x = 3,331,518,712,982.70
  5. Step 5: Solve for x
    x = 3,331,518,712,982.70/2,078,983.54
  6. Step 6: Final answer
    x = 1,602,474.79

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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.