Home / 1,208,774.13-1,813,385.46-399,214.62

Finding the Fourth Proportional to 1,208,774.13, 1,813,385.46 and 399,214.62

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Solution

The fourth proportional to 1,208,774.13, 1,813,385.46 and 399,214.62 is: 598,896.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,774.13 : 1,813,385.46 = 399,214.62 : x
  2. Step 2: Convert to fraction form
    1,208,774.13/1,813,385.46 = 399,214.62/x
  3. Step 3: Cross multiply
    1,208,774.13x = 1,813,385.46 × 399,214.62
  4. Step 4: Simplify right side
    1,208,774.13x = 723,929,987,327.43
  5. Step 5: Solve for x
    x = 723,929,987,327.43/1,208,774.13
  6. Step 6: Final answer
    x = 598,896.00

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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.