Home / 2,111,964.62-3,162,780.02-1,907,261.49

Finding the Fourth Proportional to 2,111,964.62, 3,162,780.02 and 1,907,261.49

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Solution

The fourth proportional to 2,111,964.62, 3,162,780.02 and 1,907,261.49 is: 2,856,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,964.62 : 3,162,780.02 = 1,907,261.49 : x
  2. Step 2: Convert to fraction form
    2,111,964.62/3,162,780.02 = 1,907,261.49/x
  3. Step 3: Cross multiply
    2,111,964.62x = 3,162,780.02 × 1,907,261.49
  4. Step 4: Simplify right side
    2,111,964.62x = 6,032,248,535,856.52
  5. Step 5: Solve for x
    x = 6,032,248,535,856.52/2,111,964.62
  6. Step 6: Final answer
    x = 2,856,226.14

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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.