Home / 1,188,676.52-1,779,865.45-626,530.04

Finding the Fourth Proportional to 1,188,676.52, 1,779,865.45 and 626,530.04

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Solution

The fourth proportional to 1,188,676.52, 1,779,865.45 and 626,530.04 is: 938,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,676.52 : 1,779,865.45 = 626,530.04 : x
  2. Step 2: Convert to fraction form
    1,188,676.52/1,779,865.45 = 626,530.04/x
  3. Step 3: Cross multiply
    1,188,676.52x = 1,779,865.45 × 626,530.04
  4. Step 4: Simplify right side
    1,188,676.52x = 1,115,139,167,791.96
  5. Step 5: Solve for x
    x = 1,115,139,167,791.96/1,188,676.52
  6. Step 6: Final answer
    x = 938,135.10

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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.