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Finding the Fourth Proportional to 5,658,602.82, 7,808,872.80 and 3,080,302.89

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Solution

The fourth proportional to 5,658,602.82, 7,808,872.80 and 3,080,302.89 is: 4,250,818.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,658,602.82 : 7,808,872.80 = 3,080,302.89 : x
  2. Step 2: Convert to fraction form
    5,658,602.82/7,808,872.80 = 3,080,302.89/x
  3. Step 3: Cross multiply
    5,658,602.82x = 7,808,872.80 × 3,080,302.89
  4. Step 4: Simplify right side
    5,658,602.82x = 24,053,693,453,482.39
  5. Step 5: Solve for x
    x = 24,053,693,453,482.39/5,658,602.82
  6. Step 6: Final answer
    x = 4,250,818.48

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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.