Home / 1,521,782.56-2,283,052.92-456,844.24

Finding the Fourth Proportional to 1,521,782.56, 2,283,052.92 and 456,844.24

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Solution

The fourth proportional to 1,521,782.56, 2,283,052.92 and 456,844.24 is: 685,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,782.56 : 2,283,052.92 = 456,844.24 : x
  2. Step 2: Convert to fraction form
    1,521,782.56/2,283,052.92 = 456,844.24/x
  3. Step 3: Cross multiply
    1,521,782.56x = 2,283,052.92 × 456,844.24
  4. Step 4: Simplify right side
    1,521,782.56x = 1,042,999,576,117.18
  5. Step 5: Solve for x
    x = 1,042,999,576,117.18/1,521,782.56
  6. Step 6: Final answer
    x = 685,380.16

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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.