Home / 1,252,212.35-1,876,657.77-653,676.93

Finding the Fourth Proportional to 1,252,212.35, 1,876,657.77 and 653,676.93

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Solution

The fourth proportional to 1,252,212.35, 1,876,657.77 and 653,676.93 is: 979,648.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,212.35 : 1,876,657.77 = 653,676.93 : x
  2. Step 2: Convert to fraction form
    1,252,212.35/1,876,657.77 = 653,676.93/x
  3. Step 3: Cross multiply
    1,252,212.35x = 1,876,657.77 × 653,676.93
  4. Step 4: Simplify right side
    1,252,212.35x = 1,226,727,889,754.25
  5. Step 5: Solve for x
    x = 1,226,727,889,754.25/1,252,212.35
  6. Step 6: Final answer
    x = 979,648.46

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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.