Home / 1,323,383.20-1,984,498.80-613,175.20

Finding the Fourth Proportional to 1,323,383.20, 1,984,498.80 and 613,175.20

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Solution

The fourth proportional to 1,323,383.20, 1,984,498.80 and 613,175.20 is: 919,495.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,383.20 : 1,984,498.80 = 613,175.20 : x
  2. Step 2: Convert to fraction form
    1,323,383.20/1,984,498.80 = 613,175.20/x
  3. Step 3: Cross multiply
    1,323,383.20x = 1,984,498.80 × 613,175.20
  4. Step 4: Simplify right side
    1,323,383.20x = 1,216,845,448,589.76
  5. Step 5: Solve for x
    x = 1,216,845,448,589.76/1,323,383.20
  6. Step 6: Final answer
    x = 919,495.92

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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.