Home / 4,817,871.89-6,648,849.53-2,642,506.73

Finding the Fourth Proportional to 4,817,871.89, 6,648,849.53 and 2,642,506.73

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Solution

The fourth proportional to 4,817,871.89, 6,648,849.53 and 2,642,506.73 is: 3,646,761.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817,871.89 : 6,648,849.53 = 2,642,506.73 : x
  2. Step 2: Convert to fraction form
    4,817,871.89/6,648,849.53 = 2,642,506.73/x
  3. Step 3: Cross multiply
    4,817,871.89x = 6,648,849.53 × 2,642,506.73
  4. Step 4: Simplify right side
    4,817,871.89x = 17,569,629,629,782.34
  5. Step 5: Solve for x
    x = 17,569,629,629,782.34/4,817,871.89
  6. Step 6: Final answer
    x = 3,646,761.48

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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.