Home / 2,021,528.28-3,032,175.78-1,222,595.32

Finding the Fourth Proportional to 2,021,528.28, 3,032,175.78 and 1,222,595.32

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Solution

The fourth proportional to 2,021,528.28, 3,032,175.78 and 1,222,595.32 is: 1,833,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,528.28 : 3,032,175.78 = 1,222,595.32 : x
  2. Step 2: Convert to fraction form
    2,021,528.28/3,032,175.78 = 1,222,595.32/x
  3. Step 3: Cross multiply
    2,021,528.28x = 3,032,175.78 × 1,222,595.32
  4. Step 4: Simplify right side
    2,021,528.28x = 3,707,123,918,045.35
  5. Step 5: Solve for x
    x = 3,707,123,918,045.35/2,021,528.28
  6. Step 6: Final answer
    x = 1,833,822.44

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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.