Home / 5,271,672-7,898,480.28-2,877,196.56

Finding the Fourth Proportional to 5,271,672, 7,898,480.28 and 2,877,196.56

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Solution

The fourth proportional to 5,271,672, 7,898,480.28 and 2,877,196.56 is: 4,310,867.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,672 : 7,898,480.28 = 2,877,196.56 : x
  2. Step 2: Convert to fraction form
    5,271,672/7,898,480.28 = 2,877,196.56/x
  3. Step 3: Cross multiply
    5,271,672x = 7,898,480.28 × 2,877,196.56
  4. Step 4: Simplify right side
    5,271,672x = 22,725,480,290,843.84
  5. Step 5: Solve for x
    x = 22,725,480,290,843.84/5,271,672
  6. Step 6: Final answer
    x = 4,310,867.65

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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.