Home / 1,086,643.80-1,499,497.38-603,208.80

Finding the Fourth Proportional to 1,086,643.80, 1,499,497.38 and 603,208.80

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Solution

The fourth proportional to 1,086,643.80, 1,499,497.38 and 603,208.80 is: 832,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,643.80 : 1,499,497.38 = 603,208.80 : x
  2. Step 2: Convert to fraction form
    1,086,643.80/1,499,497.38 = 603,208.80/x
  3. Step 3: Cross multiply
    1,086,643.80x = 1,499,497.38 × 603,208.80
  4. Step 4: Simplify right side
    1,086,643.80x = 904,510,015,192.94
  5. Step 5: Solve for x
    x = 904,510,015,192.94/1,086,643.80
  6. Step 6: Final answer
    x = 832,388.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.