Home / 1,308,603.66-1,962,998.82-349,053.90

Finding the Fourth Proportional to 1,308,603.66, 1,962,998.82 and 349,053.90

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Solution

The fourth proportional to 1,308,603.66, 1,962,998.82 and 349,053.90 is: 523,605.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,603.66 : 1,962,998.82 = 349,053.90 : x
  2. Step 2: Convert to fraction form
    1,308,603.66/1,962,998.82 = 349,053.90/x
  3. Step 3: Cross multiply
    1,308,603.66x = 1,962,998.82 × 349,053.90
  4. Step 4: Simplify right side
    1,308,603.66x = 685,192,393,816.40
  5. Step 5: Solve for x
    x = 685,192,393,816.40/1,308,603.66
  6. Step 6: Final answer
    x = 523,605.74

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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.