Home / 1,727,586.80-2,590,213.80-918,105.20

Finding the Fourth Proportional to 1,727,586.80, 2,590,213.80 and 918,105.20

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Solution

The fourth proportional to 1,727,586.80, 2,590,213.80 and 918,105.20 is: 1,376,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,586.80 : 2,590,213.80 = 918,105.20 : x
  2. Step 2: Convert to fraction form
    1,727,586.80/2,590,213.80 = 918,105.20/x
  3. Step 3: Cross multiply
    1,727,586.80x = 2,590,213.80 × 918,105.20
  4. Step 4: Simplify right side
    1,727,586.80x = 2,378,088,758,891.76
  5. Step 5: Solve for x
    x = 2,378,088,758,891.76/1,727,586.80
  6. Step 6: Final answer
    x = 1,376,537.93

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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.