Home / 1,861,892.86-2,792,835.16-495,666.90

Finding the Fourth Proportional to 1,861,892.86, 2,792,835.16 and 495,666.90

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Solution

The fourth proportional to 1,861,892.86, 2,792,835.16 and 495,666.90 is: 743,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,892.86 : 2,792,835.16 = 495,666.90 : x
  2. Step 2: Convert to fraction form
    1,861,892.86/2,792,835.16 = 495,666.90/x
  3. Step 3: Cross multiply
    1,861,892.86x = 2,792,835.16 × 495,666.90
  4. Step 4: Simplify right side
    1,861,892.86x = 1,384,315,929,525.69
  5. Step 5: Solve for x
    x = 1,384,315,929,525.69/1,861,892.86
  6. Step 6: Final answer
    x = 743,499.24

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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.