Home / 2,031,743.71-3,043,554.66-1,221,684.59

Finding the Fourth Proportional to 2,031,743.71, 3,043,554.66 and 1,221,684.59

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Solution

The fourth proportional to 2,031,743.71, 3,043,554.66 and 1,221,684.59 is: 1,830,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,743.71 : 3,043,554.66 = 1,221,684.59 : x
  2. Step 2: Convert to fraction form
    2,031,743.71/3,043,554.66 = 1,221,684.59/x
  3. Step 3: Cross multiply
    2,031,743.71x = 3,043,554.66 × 1,221,684.59
  4. Step 4: Simplify right side
    2,031,743.71x = 3,718,263,834,553.58
  5. Step 5: Solve for x
    x = 3,718,263,834,553.58/2,031,743.71
  6. Step 6: Final answer
    x = 1,830,085.07

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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.