Home / 1,206,926.70-1,810,390.05-365,478.45

Finding the Fourth Proportional to 1,206,926.70, 1,810,390.05 and 365,478.45

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Solution

The fourth proportional to 1,206,926.70, 1,810,390.05 and 365,478.45 is: 548,217.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,926.70 : 1,810,390.05 = 365,478.45 : x
  2. Step 2: Convert to fraction form
    1,206,926.70/1,810,390.05 = 365,478.45/x
  3. Step 3: Cross multiply
    1,206,926.70x = 1,810,390.05 × 365,478.45
  4. Step 4: Simplify right side
    1,206,926.70x = 661,658,549,369.42
  5. Step 5: Solve for x
    x = 661,658,549,369.42/1,206,926.70
  6. Step 6: Final answer
    x = 548,217.68

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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.