Home / 3,654,398.55-5,479,378.11-1,830,642.51

Finding the Fourth Proportional to 3,654,398.55, 5,479,378.11 and 1,830,642.51

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Solution

The fourth proportional to 3,654,398.55, 5,479,378.11 and 1,830,642.51 is: 2,744,851.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,654,398.55 : 5,479,378.11 = 1,830,642.51 : x
  2. Step 2: Convert to fraction form
    3,654,398.55/5,479,378.11 = 1,830,642.51/x
  3. Step 3: Cross multiply
    3,654,398.55x = 5,479,378.11 × 1,830,642.51
  4. Step 4: Simplify right side
    3,654,398.55x = 10,030,782,496,529.46
  5. Step 5: Solve for x
    x = 10,030,782,496,529.46/3,654,398.55
  6. Step 6: Final answer
    x = 2,744,851.82

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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.