Home / 1,410,765.72-1,947,166.68-927,375.52

Finding the Fourth Proportional to 1,410,765.72, 1,947,166.68 and 927,375.52

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Solution

The fourth proportional to 1,410,765.72, 1,947,166.68 and 927,375.52 is: 1,279,981.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,765.72 : 1,947,166.68 = 927,375.52 : x
  2. Step 2: Convert to fraction form
    1,410,765.72/1,947,166.68 = 927,375.52/x
  3. Step 3: Cross multiply
    1,410,765.72x = 1,947,166.68 × 927,375.52
  4. Step 4: Simplify right side
    1,410,765.72x = 1,805,754,712,391.67
  5. Step 5: Solve for x
    x = 1,805,754,712,391.67/1,410,765.72
  6. Step 6: Final answer
    x = 1,279,981.99

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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.