Home / 1,727,131.43-2,586,439.62-1,085,844.24

Finding the Fourth Proportional to 1,727,131.43, 2,586,439.62 and 1,085,844.24

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Solution

The fourth proportional to 1,727,131.43, 2,586,439.62 and 1,085,844.24 is: 1,626,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,131.43 : 2,586,439.62 = 1,085,844.24 : x
  2. Step 2: Convert to fraction form
    1,727,131.43/2,586,439.62 = 1,085,844.24/x
  3. Step 3: Cross multiply
    1,727,131.43x = 2,586,439.62 × 1,085,844.24
  4. Step 4: Simplify right side
    1,727,131.43x = 2,808,470,563,484.79
  5. Step 5: Solve for x
    x = 2,808,470,563,484.79/1,727,131.43
  6. Step 6: Final answer
    x = 1,626,089.66

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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.