Home / 3,703,334.76-5,555,218.82-1,428,871.23

Finding the Fourth Proportional to 3,703,334.76, 5,555,218.82 and 1,428,871.23

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Solution

The fourth proportional to 3,703,334.76, 5,555,218.82 and 1,428,871.23 is: 2,143,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,334.76 : 5,555,218.82 = 1,428,871.23 : x
  2. Step 2: Convert to fraction form
    3,703,334.76/5,555,218.82 = 1,428,871.23/x
  3. Step 3: Cross multiply
    3,703,334.76x = 5,555,218.82 × 1,428,871.23
  4. Step 4: Simplify right side
    3,703,334.76x = 7,937,692,341,108.19
  5. Step 5: Solve for x
    x = 7,937,692,341,108.19/3,703,334.76
  6. Step 6: Final answer
    x = 2,143,390.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.