Home / 1,335,217.60-1,842,588.24-723,356.32

Finding the Fourth Proportional to 1,335,217.60, 1,842,588.24 and 723,356.32

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Solution

The fourth proportional to 1,335,217.60, 1,842,588.24 and 723,356.32 is: 998,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,217.60 : 1,842,588.24 = 723,356.32 : x
  2. Step 2: Convert to fraction form
    1,335,217.60/1,842,588.24 = 723,356.32/x
  3. Step 3: Cross multiply
    1,335,217.60x = 1,842,588.24 × 723,356.32
  4. Step 4: Simplify right side
    1,335,217.60x = 1,332,847,848,561.68
  5. Step 5: Solve for x
    x = 1,332,847,848,561.68/1,335,217.60
  6. Step 6: Final answer
    x = 998,225.19

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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.