Home / 2,955,653.20-4,433,479.80-1,945,915.30

Finding the Fourth Proportional to 2,955,653.20, 4,433,479.80 and 1,945,915.30

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Solution

The fourth proportional to 2,955,653.20, 4,433,479.80 and 1,945,915.30 is: 2,918,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955,653.20 : 4,433,479.80 = 1,945,915.30 : x
  2. Step 2: Convert to fraction form
    2,955,653.20/4,433,479.80 = 1,945,915.30/x
  3. Step 3: Cross multiply
    2,955,653.20x = 4,433,479.80 × 1,945,915.30
  4. Step 4: Simplify right side
    2,955,653.20x = 8,627,176,175,060.94
  5. Step 5: Solve for x
    x = 8,627,176,175,060.94/2,955,653.20
  6. Step 6: Final answer
    x = 2,918,872.95

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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.