Home / 1,191,131.60-1,786,927.80-349,710.80

Finding the Fourth Proportional to 1,191,131.60, 1,786,927.80 and 349,710.80

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Solution

The fourth proportional to 1,191,131.60, 1,786,927.80 and 349,710.80 is: 524,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,131.60 : 1,786,927.80 = 349,710.80 : x
  2. Step 2: Convert to fraction form
    1,191,131.60/1,786,927.80 = 349,710.80/x
  3. Step 3: Cross multiply
    1,191,131.60x = 1,786,927.80 × 349,710.80
  4. Step 4: Simplify right side
    1,191,131.60x = 624,907,950,480.24
  5. Step 5: Solve for x
    x = 624,907,950,480.24/1,191,131.60
  6. Step 6: Final answer
    x = 524,633.84

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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.