Home / 2,209,507.95-3,049,539.50-1,382,964.78

Finding the Fourth Proportional to 2,209,507.95, 3,049,539.50 and 1,382,964.78

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Solution

The fourth proportional to 2,209,507.95, 3,049,539.50 and 1,382,964.78 is: 1,908,753.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,507.95 : 3,049,539.50 = 1,382,964.78 : x
  2. Step 2: Convert to fraction form
    2,209,507.95/3,049,539.50 = 1,382,964.78/x
  3. Step 3: Cross multiply
    2,209,507.95x = 3,049,539.50 × 1,382,964.78
  4. Step 4: Simplify right side
    2,209,507.95x = 4,217,405,716,803.99
  5. Step 5: Solve for x
    x = 4,217,405,716,803.99/2,209,507.95
  6. Step 6: Final answer
    x = 1,908,753.36

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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.