Home / 4,839,981.91-6,679,565.45-2,775,189.58

Finding the Fourth Proportional to 4,839,981.91, 6,679,565.45 and 2,775,189.58

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Solution

The fourth proportional to 4,839,981.91, 6,679,565.45 and 2,775,189.58 is: 3,829,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839,981.91 : 6,679,565.45 = 2,775,189.58 : x
  2. Step 2: Convert to fraction form
    4,839,981.91/6,679,565.45 = 2,775,189.58/x
  3. Step 3: Cross multiply
    4,839,981.91x = 6,679,565.45 × 2,775,189.58
  4. Step 4: Simplify right side
    4,839,981.91x = 18,537,060,440,648.48
  5. Step 5: Solve for x
    x = 18,537,060,440,648.48/4,839,981.91
  6. Step 6: Final answer
    x = 3,829,985.48

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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.