Home / 1,885,380.47-2,601,371.39-1,111,042.95

Finding the Fourth Proportional to 1,885,380.47, 2,601,371.39 and 1,111,042.95

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Solution

The fourth proportional to 1,885,380.47, 2,601,371.39 and 1,111,042.95 is: 1,532,971.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,380.47 : 2,601,371.39 = 1,111,042.95 : x
  2. Step 2: Convert to fraction form
    1,885,380.47/2,601,371.39 = 1,111,042.95/x
  3. Step 3: Cross multiply
    1,885,380.47x = 2,601,371.39 × 1,111,042.95
  4. Step 4: Simplify right side
    1,885,380.47x = 2,890,235,337,635.99
  5. Step 5: Solve for x
    x = 2,890,235,337,635.99/1,885,380.47
  6. Step 6: Final answer
    x = 1,532,971.93

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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.