Home / 2,004,775.19-3,007,011.54-638,493.68

Finding the Fourth Proportional to 2,004,775.19, 3,007,011.54 and 638,493.68

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Solution

The fourth proportional to 2,004,775.19, 3,007,011.54 and 638,493.68 is: 957,692.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,004,775.19 : 3,007,011.54 = 638,493.68 : x
  2. Step 2: Convert to fraction form
    2,004,775.19/3,007,011.54 = 638,493.68/x
  3. Step 3: Cross multiply
    2,004,775.19x = 3,007,011.54 × 638,493.68
  4. Step 4: Simplify right side
    2,004,775.19x = 1,919,957,863,977.07
  5. Step 5: Solve for x
    x = 1,919,957,863,977.07/2,004,775.19
  6. Step 6: Final answer
    x = 957,692.35

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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.