Home / 1,691,037.57-2,333,778.72-927,238.76

Finding the Fourth Proportional to 1,691,037.57, 2,333,778.72 and 927,238.76

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Solution

The fourth proportional to 1,691,037.57, 2,333,778.72 and 927,238.76 is: 1,279,670.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,037.57 : 2,333,778.72 = 927,238.76 : x
  2. Step 2: Convert to fraction form
    1,691,037.57/2,333,778.72 = 927,238.76/x
  3. Step 3: Cross multiply
    1,691,037.57x = 2,333,778.72 × 927,238.76
  4. Step 4: Simplify right side
    1,691,037.57x = 2,163,970,086,447.19
  5. Step 5: Solve for x
    x = 2,163,970,086,447.19/1,691,037.57
  6. Step 6: Final answer
    x = 1,279,670.02

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1.5x scale

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.