Home / 1,218,071.39-1,827,359.24-365,108.59

Finding the Fourth Proportional to 1,218,071.39, 1,827,359.24 and 365,108.59

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Solution

The fourth proportional to 1,218,071.39, 1,827,359.24 and 365,108.59 is: 547,738.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,071.39 : 1,827,359.24 = 365,108.59 : x
  2. Step 2: Convert to fraction form
    1,218,071.39/1,827,359.24 = 365,108.59/x
  3. Step 3: Cross multiply
    1,218,071.39x = 1,827,359.24 × 365,108.59
  4. Step 4: Simplify right side
    1,218,071.39x = 667,184,549,145.93
  5. Step 5: Solve for x
    x = 667,184,549,145.93/1,218,071.39
  6. Step 6: Final answer
    x = 547,738.46

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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.