Home / 1,962,465.39-2,944,840.05-825,145.20

Finding the Fourth Proportional to 1,962,465.39, 2,944,840.05 and 825,145.20

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Solution

The fourth proportional to 1,962,465.39, 2,944,840.05 and 825,145.20 is: 1,238,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,465.39 : 2,944,840.05 = 825,145.20 : x
  2. Step 2: Convert to fraction form
    1,962,465.39/2,944,840.05 = 825,145.20/x
  3. Step 3: Cross multiply
    1,962,465.39x = 2,944,840.05 × 825,145.20
  4. Step 4: Simplify right side
    1,962,465.39x = 2,429,920,632,025.26
  5. Step 5: Solve for x
    x = 2,429,920,632,025.26/1,962,465.39
  6. Step 6: Final answer
    x = 1,238,197.95

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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.