Home / 1,682,952.32-2,338,152.80-1,662,774.08

Finding the Fourth Proportional to 1,682,952.32, 2,338,152.80 and 1,662,774.08

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Solution

The fourth proportional to 1,682,952.32, 2,338,152.80 and 1,662,774.08 is: 2,310,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,952.32 : 2,338,152.80 = 1,662,774.08 : x
  2. Step 2: Convert to fraction form
    1,682,952.32/2,338,152.80 = 1,662,774.08/x
  3. Step 3: Cross multiply
    1,682,952.32x = 2,338,152.80 × 1,662,774.08
  4. Step 4: Simplify right side
    1,682,952.32x = 3,887,819,870,919.42
  5. Step 5: Solve for x
    x = 3,887,819,870,919.42/1,682,952.32
  6. Step 6: Final answer
    x = 2,310,118.85

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.