Home / 4,707,864.30-7,061,796.45-1,555,992.30

Finding the Fourth Proportional to 4,707,864.30, 7,061,796.45 and 1,555,992.30

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Solution

The fourth proportional to 4,707,864.30, 7,061,796.45 and 1,555,992.30 is: 2,333,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707,864.30 : 7,061,796.45 = 1,555,992.30 : x
  2. Step 2: Convert to fraction form
    4,707,864.30/7,061,796.45 = 1,555,992.30/x
  3. Step 3: Cross multiply
    4,707,864.30x = 7,061,796.45 × 1,555,992.30
  4. Step 4: Simplify right side
    4,707,864.30x = 10,988,100,900,367.34
  5. Step 5: Solve for x
    x = 10,988,100,900,367.34/4,707,864.30
  6. Step 6: Final answer
    x = 2,333,988.45

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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.