Home / 1,675,987.27-2,312,674.01-987,614.44

Finding the Fourth Proportional to 1,675,987.27, 2,312,674.01 and 987,614.44

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Solution

The fourth proportional to 1,675,987.27, 2,312,674.01 and 987,614.44 is: 1,362,796.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,987.27 : 2,312,674.01 = 987,614.44 : x
  2. Step 2: Convert to fraction form
    1,675,987.27/2,312,674.01 = 987,614.44/x
  3. Step 3: Cross multiply
    1,675,987.27x = 2,312,674.01 × 987,614.44
  4. Step 4: Simplify right side
    1,675,987.27x = 2,284,030,247,288.70
  5. Step 5: Solve for x
    x = 2,284,030,247,288.70/1,675,987.27
  6. Step 6: Final answer
    x = 1,362,796.89

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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.