Home / 1,726,819.40-2,590,002.30-528,861.80

Finding the Fourth Proportional to 1,726,819.40, 2,590,002.30 and 528,861.80

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Solution

The fourth proportional to 1,726,819.40, 2,590,002.30 and 528,861.80 is: 793,223.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,819.40 : 2,590,002.30 = 528,861.80 : x
  2. Step 2: Convert to fraction form
    1,726,819.40/2,590,002.30 = 528,861.80/x
  3. Step 3: Cross multiply
    1,726,819.40x = 2,590,002.30 × 528,861.80
  4. Step 4: Simplify right side
    1,726,819.40x = 1,369,753,278,382.14
  5. Step 5: Solve for x
    x = 1,369,753,278,382.14/1,726,819.40
  6. Step 6: Final answer
    x = 793,223.24

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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.