Home / 5,031,270.72-6,943,063.68-2,739,389.76

Finding the Fourth Proportional to 5,031,270.72, 6,943,063.68 and 2,739,389.76

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Solution

The fourth proportional to 5,031,270.72, 6,943,063.68 and 2,739,389.76 is: 3,780,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031,270.72 : 6,943,063.68 = 2,739,389.76 : x
  2. Step 2: Convert to fraction form
    5,031,270.72/6,943,063.68 = 2,739,389.76/x
  3. Step 3: Cross multiply
    5,031,270.72x = 6,943,063.68 × 2,739,389.76
  4. Step 4: Simplify right side
    5,031,270.72x = 19,019,757,548,019.91
  5. Step 5: Solve for x
    x = 19,019,757,548,019.91/5,031,270.72
  6. Step 6: Final answer
    x = 3,780,308.91

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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.