Home / 2,487,712.58-3,731,589.66-690,736.22

Finding the Fourth Proportional to 2,487,712.58, 3,731,589.66 and 690,736.22

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Solution

The fourth proportional to 2,487,712.58, 3,731,589.66 and 690,736.22 is: 1,036,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,712.58 : 3,731,589.66 = 690,736.22 : x
  2. Step 2: Convert to fraction form
    2,487,712.58/3,731,589.66 = 690,736.22/x
  3. Step 3: Cross multiply
    2,487,712.58x = 3,731,589.66 × 690,736.22
  4. Step 4: Simplify right side
    2,487,712.58x = 2,577,544,136,339.49
  5. Step 5: Solve for x
    x = 2,577,544,136,339.49/2,487,712.58
  6. Step 6: Final answer
    x = 1,036,110.10

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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.