Home / 3,558,310.01-4,910,377.47-1,988,455.31

Finding the Fourth Proportional to 3,558,310.01, 4,910,377.47 and 1,988,455.31

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Solution

The fourth proportional to 3,558,310.01, 4,910,377.47 and 1,988,455.31 is: 2,744,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,310.01 : 4,910,377.47 = 1,988,455.31 : x
  2. Step 2: Convert to fraction form
    3,558,310.01/4,910,377.47 = 1,988,455.31/x
  3. Step 3: Cross multiply
    3,558,310.01x = 4,910,377.47 × 1,988,455.31
  4. Step 4: Simplify right side
    3,558,310.01x = 9,764,066,154,325.87
  5. Step 5: Solve for x
    x = 9,764,066,154,325.87/3,558,310.01
  6. Step 6: Final answer
    x = 2,744,017.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.