Home / 1,536,721.58-2,120,678.46-848,394.57

Finding the Fourth Proportional to 1,536,721.58, 2,120,678.46 and 848,394.57

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Solution

The fourth proportional to 1,536,721.58, 2,120,678.46 and 848,394.57 is: 1,170,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,721.58 : 2,120,678.46 = 848,394.57 : x
  2. Step 2: Convert to fraction form
    1,536,721.58/2,120,678.46 = 848,394.57/x
  3. Step 3: Cross multiply
    1,536,721.58x = 2,120,678.46 × 848,394.57
  4. Step 4: Simplify right side
    1,536,721.58x = 1,799,172,079,195.01
  5. Step 5: Solve for x
    x = 1,799,172,079,195.01/1,536,721.58
  6. Step 6: Final answer
    x = 1,170,785.98

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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.