Home / 1,517,922.70-2,276,884.05-571,505.74

Finding the Fourth Proportional to 1,517,922.70, 2,276,884.05 and 571,505.74

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Solution

The fourth proportional to 1,517,922.70, 2,276,884.05 and 571,505.74 is: 857,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,922.70 : 2,276,884.05 = 571,505.74 : x
  2. Step 2: Convert to fraction form
    1,517,922.70/2,276,884.05 = 571,505.74/x
  3. Step 3: Cross multiply
    1,517,922.70x = 2,276,884.05 × 571,505.74
  4. Step 4: Simplify right side
    1,517,922.70x = 1,301,252,303,889.45
  5. Step 5: Solve for x
    x = 1,301,252,303,889.45/1,517,922.70
  6. Step 6: Final answer
    x = 857,258.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.