Home / 2,087,048.52-3,131,975.70-739,206.36

Finding the Fourth Proportional to 2,087,048.52, 3,131,975.70 and 739,206.36

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Solution

The fourth proportional to 2,087,048.52, 3,131,975.70 and 739,206.36 is: 1,109,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,048.52 : 3,131,975.70 = 739,206.36 : x
  2. Step 2: Convert to fraction form
    2,087,048.52/3,131,975.70 = 739,206.36/x
  3. Step 3: Cross multiply
    2,087,048.52x = 3,131,975.70 × 739,206.36
  4. Step 4: Simplify right side
    2,087,048.52x = 2,315,176,356,805.45
  5. Step 5: Solve for x
    x = 2,315,176,356,805.45/2,087,048.52
  6. Step 6: Final answer
    x = 1,109,306.44

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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.