Home / 4,878,962-6,733,064.80-2,841,902.72

Finding the Fourth Proportional to 4,878,962, 6,733,064.80 and 2,841,902.72

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Solution

The fourth proportional to 4,878,962, 6,733,064.80 and 2,841,902.72 is: 3,921,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,962 : 6,733,064.80 = 2,841,902.72 : x
  2. Step 2: Convert to fraction form
    4,878,962/6,733,064.80 = 2,841,902.72/x
  3. Step 3: Cross multiply
    4,878,962x = 6,733,064.80 × 2,841,902.72
  4. Step 4: Simplify right side
    4,878,962x = 19,134,715,169,056.26
  5. Step 5: Solve for x
    x = 19,134,715,169,056.26/4,878,962
  6. Step 6: Final answer
    x = 3,921,882.39

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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.