Home / 1,218,447.40-1,827,723.10-377,015.08

Finding the Fourth Proportional to 1,218,447.40, 1,827,723.10 and 377,015.08

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Solution

The fourth proportional to 1,218,447.40, 1,827,723.10 and 377,015.08 is: 565,538.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,447.40 : 1,827,723.10 = 377,015.08 : x
  2. Step 2: Convert to fraction form
    1,218,447.40/1,827,723.10 = 377,015.08/x
  3. Step 3: Cross multiply
    1,218,447.40x = 1,827,723.10 × 377,015.08
  4. Step 4: Simplify right side
    1,218,447.40x = 689,079,170,764.35
  5. Step 5: Solve for x
    x = 689,079,170,764.35/1,218,447.40
  6. Step 6: Final answer
    x = 565,538.71

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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.