Home / 1,991,006.24-2,986,521.26-495,098.24

Finding the Fourth Proportional to 1,991,006.24, 2,986,521.26 and 495,098.24

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Solution

The fourth proportional to 1,991,006.24, 2,986,521.26 and 495,098.24 is: 742,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,006.24 : 2,986,521.26 = 495,098.24 : x
  2. Step 2: Convert to fraction form
    1,991,006.24/2,986,521.26 = 495,098.24/x
  3. Step 3: Cross multiply
    1,991,006.24x = 2,986,521.26 × 495,098.24
  4. Step 4: Simplify right side
    1,991,006.24x = 1,478,621,419,548.58
  5. Step 5: Solve for x
    x = 1,478,621,419,548.58/1,991,006.24
  6. Step 6: Final answer
    x = 742,650.32

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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.