Home / 1,879,721.46-2,816,031.15-1,456,927.38

Finding the Fourth Proportional to 1,879,721.46, 2,816,031.15 and 1,456,927.38

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Solution

The fourth proportional to 1,879,721.46, 2,816,031.15 and 1,456,927.38 is: 2,182,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,721.46 : 2,816,031.15 = 1,456,927.38 : x
  2. Step 2: Convert to fraction form
    1,879,721.46/2,816,031.15 = 1,456,927.38/x
  3. Step 3: Cross multiply
    1,879,721.46x = 2,816,031.15 × 1,456,927.38
  4. Step 4: Simplify right side
    1,879,721.46x = 4,102,752,885,367.89
  5. Step 5: Solve for x
    x = 4,102,752,885,367.89/1,879,721.46
  6. Step 6: Final answer
    x = 2,182,638.74

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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.