Home / 1,335,463.16-1,842,940.78-723,615.44

Finding the Fourth Proportional to 1,335,463.16, 1,842,940.78 and 723,615.44

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Solution

The fourth proportional to 1,335,463.16, 1,842,940.78 and 723,615.44 is: 998,590.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,463.16 : 1,842,940.78 = 723,615.44 : x
  2. Step 2: Convert to fraction form
    1,335,463.16/1,842,940.78 = 723,615.44/x
  3. Step 3: Cross multiply
    1,335,463.16x = 1,842,940.78 × 723,615.44
  4. Step 4: Simplify right side
    1,335,463.16x = 1,333,580,399,795.57
  5. Step 5: Solve for x
    x = 1,333,580,399,795.57/1,335,463.16
  6. Step 6: Final answer
    x = 998,590.18

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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.