Home / 1,425,548.16-2,138,321.52-572,619.24

Finding the Fourth Proportional to 1,425,548.16, 2,138,321.52 and 572,619.24

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Solution

The fourth proportional to 1,425,548.16, 2,138,321.52 and 572,619.24 is: 858,928.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,548.16 : 2,138,321.52 = 572,619.24 : x
  2. Step 2: Convert to fraction form
    1,425,548.16/2,138,321.52 = 572,619.24/x
  3. Step 3: Cross multiply
    1,425,548.16x = 2,138,321.52 × 572,619.24
  4. Step 4: Simplify right side
    1,425,548.16x = 1,224,444,043,658.04
  5. Step 5: Solve for x
    x = 1,224,444,043,658.04/1,425,548.16
  6. Step 6: Final answer
    x = 858,928.57

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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.