Home / 1,336,055.40-1,843,721.46-724,181.40

Finding the Fourth Proportional to 1,336,055.40, 1,843,721.46 and 724,181.40

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Solution

The fourth proportional to 1,336,055.40, 1,843,721.46 and 724,181.40 is: 999,351.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,055.40 : 1,843,721.46 = 724,181.40 : x
  2. Step 2: Convert to fraction form
    1,336,055.40/1,843,721.46 = 724,181.40/x
  3. Step 3: Cross multiply
    1,336,055.40x = 1,843,721.46 × 724,181.40
  4. Step 4: Simplify right side
    1,336,055.40x = 1,335,188,788,112.84
  5. Step 5: Solve for x
    x = 1,335,188,788,112.84/1,336,055.40
  6. Step 6: Final answer
    x = 999,351.37

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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.