Home / 1,335,004.88-1,842,315.66-723,157.68

Finding the Fourth Proportional to 1,335,004.88, 1,842,315.66 and 723,157.68

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Solution

The fourth proportional to 1,335,004.88, 1,842,315.66 and 723,157.68 is: 997,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,004.88 : 1,842,315.66 = 723,157.68 : x
  2. Step 2: Convert to fraction form
    1,335,004.88/1,842,315.66 = 723,157.68/x
  3. Step 3: Cross multiply
    1,335,004.88x = 1,842,315.66 × 723,157.68
  4. Step 4: Simplify right side
    1,335,004.88x = 1,332,284,718,513.27
  5. Step 5: Solve for x
    x = 1,332,284,718,513.27/1,335,004.88
  6. Step 6: Final answer
    x = 997,962.43

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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.