Home / 2,013,787.30-3,020,680.95-1,915,809.70

Finding the Fourth Proportional to 2,013,787.30, 3,020,680.95 and 1,915,809.70

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Solution

The fourth proportional to 2,013,787.30, 3,020,680.95 and 1,915,809.70 is: 2,873,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,787.30 : 3,020,680.95 = 1,915,809.70 : x
  2. Step 2: Convert to fraction form
    2,013,787.30/3,020,680.95 = 1,915,809.70/x
  3. Step 3: Cross multiply
    2,013,787.30x = 3,020,680.95 × 1,915,809.70
  4. Step 4: Simplify right side
    2,013,787.30x = 5,787,049,864,615.22
  5. Step 5: Solve for x
    x = 5,787,049,864,615.22/2,013,787.30
  6. Step 6: Final answer
    x = 2,873,714.55

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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.