Home / 1,385,757.11-2,065,826.30-1,363,918.20

Finding the Fourth Proportional to 1,385,757.11, 2,065,826.30 and 1,363,918.20

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Solution

The fourth proportional to 1,385,757.11, 2,065,826.30 and 1,363,918.20 is: 2,033,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,757.11 : 2,065,826.30 = 1,363,918.20 : x
  2. Step 2: Convert to fraction form
    1,385,757.11/2,065,826.30 = 1,363,918.20/x
  3. Step 3: Cross multiply
    1,385,757.11x = 2,065,826.30 × 1,363,918.20
  4. Step 4: Simplify right side
    1,385,757.11x = 2,817,618,088,608.66
  5. Step 5: Solve for x
    x = 2,817,618,088,608.66/1,385,757.11
  6. Step 6: Final answer
    x = 2,033,269.80

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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.