Home / 2,253,488.07-3,109,787.04-1,220,975.67

Finding the Fourth Proportional to 2,253,488.07, 3,109,787.04 and 1,220,975.67

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Solution

The fourth proportional to 2,253,488.07, 3,109,787.04 and 1,220,975.67 is: 1,684,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253,488.07 : 3,109,787.04 = 1,220,975.67 : x
  2. Step 2: Convert to fraction form
    2,253,488.07/3,109,787.04 = 1,220,975.67/x
  3. Step 3: Cross multiply
    2,253,488.07x = 3,109,787.04 × 1,220,975.67
  4. Step 4: Simplify right side
    2,253,488.07x = 3,796,974,314,721.32
  5. Step 5: Solve for x
    x = 3,796,974,314,721.32/2,253,488.07
  6. Step 6: Final answer
    x = 1,684,932.07

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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.