Home / 3,780,603.20-5,217,637.04-2,311,373.84

Finding the Fourth Proportional to 3,780,603.20, 5,217,637.04 and 2,311,373.84

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Solution

The fourth proportional to 3,780,603.20, 5,217,637.04 and 2,311,373.84 is: 3,189,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780,603.20 : 5,217,637.04 = 2,311,373.84 : x
  2. Step 2: Convert to fraction form
    3,780,603.20/5,217,637.04 = 2,311,373.84/x
  3. Step 3: Cross multiply
    3,780,603.20x = 5,217,637.04 × 2,311,373.84
  4. Step 4: Simplify right side
    3,780,603.20x = 12,059,909,760,871.03
  5. Step 5: Solve for x
    x = 12,059,909,760,871.03/3,780,603.20
  6. Step 6: Final answer
    x = 3,189,943.28

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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.