Home / 1,691,555.43-2,332,088.10-1,343,849.43

Finding the Fourth Proportional to 1,691,555.43, 2,332,088.10 and 1,343,849.43

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Solution

The fourth proportional to 1,691,555.43, 2,332,088.10 and 1,343,849.43 is: 1,852,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,555.43 : 2,332,088.10 = 1,343,849.43 : x
  2. Step 2: Convert to fraction form
    1,691,555.43/2,332,088.10 = 1,343,849.43/x
  3. Step 3: Cross multiply
    1,691,555.43x = 2,332,088.10 × 1,343,849.43
  4. Step 4: Simplify right side
    1,691,555.43x = 3,133,975,263,894.78
  5. Step 5: Solve for x
    x = 3,133,975,263,894.78/1,691,555.43
  6. Step 6: Final answer
    x = 1,852,718.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.