Home / 4,878,240-6,731,971.20-2,732,064

Finding the Fourth Proportional to 4,878,240, 6,731,971.20 and 2,732,064

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Solution

The fourth proportional to 4,878,240, 6,731,971.20 and 2,732,064 is: 3,770,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,240 : 6,731,971.20 = 2,732,064 : x
  2. Step 2: Convert to fraction form
    4,878,240/6,731,971.20 = 2,732,064/x
  3. Step 3: Cross multiply
    4,878,240x = 6,731,971.20 × 2,732,064
  4. Step 4: Simplify right side
    4,878,240x = 18,392,176,164,556.80
  5. Step 5: Solve for x
    x = 18,392,176,164,556.80/4,878,240
  6. Step 6: Final answer
    x = 3,770,248.32

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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.