Home / 1,335,490.92-1,842,958.50-723,629.37

Finding the Fourth Proportional to 1,335,490.92, 1,842,958.50 and 723,629.37

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Solution

The fourth proportional to 1,335,490.92, 1,842,958.50 and 723,629.37 is: 998,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,490.92 : 1,842,958.50 = 723,629.37 : x
  2. Step 2: Convert to fraction form
    1,335,490.92/1,842,958.50 = 723,629.37/x
  3. Step 3: Cross multiply
    1,335,490.92x = 1,842,958.50 × 723,629.37
  4. Step 4: Simplify right side
    1,335,490.92x = 1,333,618,898,291.15
  5. Step 5: Solve for x
    x = 1,333,618,898,291.15/1,335,490.92
  6. Step 6: Final answer
    x = 998,598.25

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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.