Home / 1,991,007.24-2,986,522.76-495,099.24

Finding the Fourth Proportional to 1,991,007.24, 2,986,522.76 and 495,099.24

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Solution

The fourth proportional to 1,991,007.24, 2,986,522.76 and 495,099.24 is: 742,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,007.24 : 2,986,522.76 = 495,099.24 : x
  2. Step 2: Convert to fraction form
    1,991,007.24/2,986,522.76 = 495,099.24/x
  3. Step 3: Cross multiply
    1,991,007.24x = 2,986,522.76 × 495,099.24
  4. Step 4: Simplify right side
    1,991,007.24x = 1,478,625,148,718.70
  5. Step 5: Solve for x
    x = 1,478,625,148,718.70/1,991,007.24
  6. Step 6: Final answer
    x = 742,651.82

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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.