Home / 4,376,503.80-6,561,645.30-1,981,495.80

Finding the Fourth Proportional to 4,376,503.80, 6,561,645.30 and 1,981,495.80

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Solution

The fourth proportional to 4,376,503.80, 6,561,645.30 and 1,981,495.80 is: 2,970,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376,503.80 : 6,561,645.30 = 1,981,495.80 : x
  2. Step 2: Convert to fraction form
    4,376,503.80/6,561,645.30 = 1,981,495.80/x
  3. Step 3: Cross multiply
    4,376,503.80x = 6,561,645.30 × 1,981,495.80
  4. Step 4: Simplify right side
    4,376,503.80x = 13,001,872,603,039.74
  5. Step 5: Solve for x
    x = 13,001,872,603,039.74/4,376,503.80
  6. Step 6: Final answer
    x = 2,970,835.44

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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.