Home / 1,767,318.72-2,650,779.54-488,108.06

Finding the Fourth Proportional to 1,767,318.72, 2,650,779.54 and 488,108.06

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Solution

The fourth proportional to 1,767,318.72, 2,650,779.54 and 488,108.06 is: 732,107.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,318.72 : 2,650,779.54 = 488,108.06 : x
  2. Step 2: Convert to fraction form
    1,767,318.72/2,650,779.54 = 488,108.06/x
  3. Step 3: Cross multiply
    1,767,318.72x = 2,650,779.54 × 488,108.06
  4. Step 4: Simplify right side
    1,767,318.72x = 1,293,866,858,757.09
  5. Step 5: Solve for x
    x = 1,293,866,858,757.09/1,767,318.72
  6. Step 6: Final answer
    x = 732,107.26

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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.