Home / 1,691,823.12-2,334,500.73-966,717.78

Finding the Fourth Proportional to 1,691,823.12, 2,334,500.73 and 966,717.78

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Solution

The fourth proportional to 1,691,823.12, 2,334,500.73 and 966,717.78 is: 1,333,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,823.12 : 2,334,500.73 = 966,717.78 : x
  2. Step 2: Convert to fraction form
    1,691,823.12/2,334,500.73 = 966,717.78/x
  3. Step 3: Cross multiply
    1,691,823.12x = 2,334,500.73 × 966,717.78
  4. Step 4: Simplify right side
    1,691,823.12x = 2,256,803,363,113.98
  5. Step 5: Solve for x
    x = 2,256,803,363,113.98/1,691,823.12
  6. Step 6: Final answer
    x = 1,333,947.58

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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.