Home / 1,449,896.07-2,000,800.89-805,357.38

Finding the Fourth Proportional to 1,449,896.07, 2,000,800.89 and 805,357.38

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Solution

The fourth proportional to 1,449,896.07, 2,000,800.89 and 805,357.38 is: 1,111,362.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,896.07 : 2,000,800.89 = 805,357.38 : x
  2. Step 2: Convert to fraction form
    1,449,896.07/2,000,800.89 = 805,357.38/x
  3. Step 3: Cross multiply
    1,449,896.07x = 2,000,800.89 × 805,357.38
  4. Step 4: Simplify right side
    1,449,896.07x = 1,611,359,762,672.07
  5. Step 5: Solve for x
    x = 1,611,359,762,672.07/1,449,896.07
  6. Step 6: Final answer
    x = 1,111,362.25

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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.