Home / 816,088.30-1,222,929.60-591,920.80

Finding the Fourth Proportional to 816,088.30, 1,222,929.60 and 591,920.80

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Solution

The fourth proportional to 816,088.30, 1,222,929.60 and 591,920.80 is: 887,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,088.30 : 1,222,929.60 = 591,920.80 : x
  2. Step 2: Convert to fraction form
    816,088.30/1,222,929.60 = 591,920.80/x
  3. Step 3: Cross multiply
    816,088.30x = 1,222,929.60 × 591,920.80
  4. Step 4: Simplify right side
    816,088.30x = 723,877,467,175.68
  5. Step 5: Solve for x
    x = 723,877,467,175.68/816,088.30
  6. Step 6: Final answer
    x = 887,008.76

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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.