Home / 1,521,785.56-2,283,057.42-456,847.24

Finding the Fourth Proportional to 1,521,785.56, 2,283,057.42 and 456,847.24

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Solution

The fourth proportional to 1,521,785.56, 2,283,057.42 and 456,847.24 is: 685,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,785.56 : 2,283,057.42 = 456,847.24 : x
  2. Step 2: Convert to fraction form
    1,521,785.56/2,283,057.42 = 456,847.24/x
  3. Step 3: Cross multiply
    1,521,785.56x = 2,283,057.42 × 456,847.24
  4. Step 4: Simplify right side
    1,521,785.56x = 1,043,008,481,088.52
  5. Step 5: Solve for x
    x = 1,043,008,481,088.52/1,521,785.56
  6. Step 6: Final answer
    x = 685,384.66

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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.