Home / 2,169,481.01-2,993,908.15-1,239,311.95

Finding the Fourth Proportional to 2,169,481.01, 2,993,908.15 and 1,239,311.95

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Solution

The fourth proportional to 2,169,481.01, 2,993,908.15 and 1,239,311.95 is: 1,710,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,481.01 : 2,993,908.15 = 1,239,311.95 : x
  2. Step 2: Convert to fraction form
    2,169,481.01/2,993,908.15 = 1,239,311.95/x
  3. Step 3: Cross multiply
    2,169,481.01x = 2,993,908.15 × 1,239,311.95
  4. Step 4: Simplify right side
    2,169,481.01x = 3,710,386,147,497.39
  5. Step 5: Solve for x
    x = 3,710,386,147,497.39/2,169,481.01
  6. Step 6: Final answer
    x = 1,710,264.40

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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.