Home / 1,458,226.20-2,187,339.30-1,369,579.80

Finding the Fourth Proportional to 1,458,226.20, 2,187,339.30 and 1,369,579.80

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Solution

The fourth proportional to 1,458,226.20, 2,187,339.30 and 1,369,579.80 is: 2,054,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,226.20 : 2,187,339.30 = 1,369,579.80 : x
  2. Step 2: Convert to fraction form
    1,458,226.20/2,187,339.30 = 1,369,579.80/x
  3. Step 3: Cross multiply
    1,458,226.20x = 2,187,339.30 × 1,369,579.80
  4. Step 4: Simplify right side
    1,458,226.20x = 2,995,735,721,026.14
  5. Step 5: Solve for x
    x = 2,995,735,721,026.14/1,458,226.20
  6. Step 6: Final answer
    x = 2,054,369.70

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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.