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Finding the Fourth Proportional to 1,797,899.20, 2,696,848.80 and 468,203.20

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Solution

The fourth proportional to 1,797,899.20, 2,696,848.80 and 468,203.20 is: 702,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,899.20 : 2,696,848.80 = 468,203.20 : x
  2. Step 2: Convert to fraction form
    1,797,899.20/2,696,848.80 = 468,203.20/x
  3. Step 3: Cross multiply
    1,797,899.20x = 2,696,848.80 × 468,203.20
  4. Step 4: Simplify right side
    1,797,899.20x = 1,262,673,238,076.16
  5. Step 5: Solve for x
    x = 1,262,673,238,076.16/1,797,899.20
  6. Step 6: Final answer
    x = 702,304.80

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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.