Home / 2,914,043.80-4,371,065.70-1,853,786.20

Finding the Fourth Proportional to 2,914,043.80, 4,371,065.70 and 1,853,786.20

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Solution

The fourth proportional to 2,914,043.80, 4,371,065.70 and 1,853,786.20 is: 2,780,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,043.80 : 4,371,065.70 = 1,853,786.20 : x
  2. Step 2: Convert to fraction form
    2,914,043.80/4,371,065.70 = 1,853,786.20/x
  3. Step 3: Cross multiply
    2,914,043.80x = 4,371,065.70 × 1,853,786.20
  4. Step 4: Simplify right side
    2,914,043.80x = 8,103,021,273,953.34
  5. Step 5: Solve for x
    x = 8,103,021,273,953.34/2,914,043.80
  6. Step 6: Final answer
    x = 2,780,679.30

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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.