Home / 4,615,387.70-6,894,300.32-3,419,645.45

Finding the Fourth Proportional to 4,615,387.70, 6,894,300.32 and 3,419,645.45

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Solution

The fourth proportional to 4,615,387.70, 6,894,300.32 and 3,419,645.45 is: 5,108,143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615,387.70 : 6,894,300.32 = 3,419,645.45 : x
  2. Step 2: Convert to fraction form
    4,615,387.70/6,894,300.32 = 3,419,645.45/x
  3. Step 3: Cross multiply
    4,615,387.70x = 6,894,300.32 × 3,419,645.45
  4. Step 4: Simplify right side
    4,615,387.70x = 23,576,062,681,475.48
  5. Step 5: Solve for x
    x = 23,576,062,681,475.48/4,615,387.70
  6. Step 6: Final answer
    x = 5,108,143.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.