Home / 1,308,535.65-1,962,803.49-361,906.38

Finding the Fourth Proportional to 1,308,535.65, 1,962,803.49 and 361,906.38

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Solution

The fourth proportional to 1,308,535.65, 1,962,803.49 and 361,906.38 is: 542,859.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,535.65 : 1,962,803.49 = 361,906.38 : x
  2. Step 2: Convert to fraction form
    1,308,535.65/1,962,803.49 = 361,906.38/x
  3. Step 3: Cross multiply
    1,308,535.65x = 1,962,803.49 × 361,906.38
  4. Step 4: Simplify right side
    1,308,535.65x = 710,351,105,717.27
  5. Step 5: Solve for x
    x = 710,351,105,717.27/1,308,535.65
  6. Step 6: Final answer
    x = 542,859.57

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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.