Home / 1,526,819.80-2,290,229.70-529,547.80

Finding the Fourth Proportional to 1,526,819.80, 2,290,229.70 and 529,547.80

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Solution

The fourth proportional to 1,526,819.80, 2,290,229.70 and 529,547.80 is: 794,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,819.80 : 2,290,229.70 = 529,547.80 : x
  2. Step 2: Convert to fraction form
    1,526,819.80/2,290,229.70 = 529,547.80/x
  3. Step 3: Cross multiply
    1,526,819.80x = 2,290,229.70 × 529,547.80
  4. Step 4: Simplify right side
    1,526,819.80x = 1,212,786,099,129.66
  5. Step 5: Solve for x
    x = 1,212,786,099,129.66/1,526,819.80
  6. Step 6: Final answer
    x = 794,321.70

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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.