Home / 1,811,387.70-2,703,517.28-1,781,491.32

Finding the Fourth Proportional to 1,811,387.70, 2,703,517.28 and 1,781,491.32

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Solution

The fourth proportional to 1,811,387.70, 2,703,517.28 and 1,781,491.32 is: 2,658,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,387.70 : 2,703,517.28 = 1,781,491.32 : x
  2. Step 2: Convert to fraction form
    1,811,387.70/2,703,517.28 = 1,781,491.32/x
  3. Step 3: Cross multiply
    1,811,387.70x = 2,703,517.28 × 1,781,491.32
  4. Step 4: Simplify right side
    1,811,387.70x = 4,816,292,558,882.55
  5. Step 5: Solve for x
    x = 4,816,292,558,882.55/1,811,387.70
  6. Step 6: Final answer
    x = 2,658,896.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.