Home / 1,370,859.41-1,891,855.91-759,079.89

Finding the Fourth Proportional to 1,370,859.41, 1,891,855.91 and 759,079.89

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Solution

The fourth proportional to 1,370,859.41, 1,891,855.91 and 759,079.89 is: 1,047,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,859.41 : 1,891,855.91 = 759,079.89 : x
  2. Step 2: Convert to fraction form
    1,370,859.41/1,891,855.91 = 759,079.89/x
  3. Step 3: Cross multiply
    1,370,859.41x = 1,891,855.91 × 759,079.89
  4. Step 4: Simplify right side
    1,370,859.41x = 1,436,069,777,956.35
  5. Step 5: Solve for x
    x = 1,436,069,777,956.35/1,370,859.41
  6. Step 6: Final answer
    x = 1,047,568.97

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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.