Home / 2,087,031.52-3,131,950.20-739,189.36

Finding the Fourth Proportional to 2,087,031.52, 3,131,950.20 and 739,189.36

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Solution

The fourth proportional to 2,087,031.52, 3,131,950.20 and 739,189.36 is: 1,109,280.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,031.52 : 3,131,950.20 = 739,189.36 : x
  2. Step 2: Convert to fraction form
    2,087,031.52/3,131,950.20 = 739,189.36/x
  3. Step 3: Cross multiply
    2,087,031.52x = 3,131,950.20 × 739,189.36
  4. Step 4: Simplify right side
    2,087,031.52x = 2,315,104,263,889.87
  5. Step 5: Solve for x
    x = 2,315,104,263,889.87/2,087,031.52
  6. Step 6: Final answer
    x = 1,109,280.93

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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.