Home / 1,304,435.20-1,955,680.80-673,801.60

Finding the Fourth Proportional to 1,304,435.20, 1,955,680.80 and 673,801.60

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Solution

The fourth proportional to 1,304,435.20, 1,955,680.80 and 673,801.60 is: 1,010,200.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,435.20 : 1,955,680.80 = 673,801.60 : x
  2. Step 2: Convert to fraction form
    1,304,435.20/1,955,680.80 = 673,801.60/x
  3. Step 3: Cross multiply
    1,304,435.20x = 1,955,680.80 × 673,801.60
  4. Step 4: Simplify right side
    1,304,435.20x = 1,317,740,852,129.28
  5. Step 5: Solve for x
    x = 1,317,740,852,129.28/1,304,435.20
  6. Step 6: Final answer
    x = 1,010,200.32

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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.