Home / 1,828,823.92-2,523,689.32-1,012,972.56

Finding the Fourth Proportional to 1,828,823.92, 2,523,689.32 and 1,012,972.56

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Solution

The fourth proportional to 1,828,823.92, 2,523,689.32 and 1,012,972.56 is: 1,397,853.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,823.92 : 2,523,689.32 = 1,012,972.56 : x
  2. Step 2: Convert to fraction form
    1,828,823.92/2,523,689.32 = 1,012,972.56/x
  3. Step 3: Cross multiply
    1,828,823.92x = 2,523,689.32 × 1,012,972.56
  4. Step 4: Simplify right side
    1,828,823.92x = 2,556,428,031,125.06
  5. Step 5: Solve for x
    x = 2,556,428,031,125.06/1,828,823.92
  6. Step 6: Final answer
    x = 1,397,853.56

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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.