Home / 1,137,582.36-1,706,378.21-284,651.69

Finding the Fourth Proportional to 1,137,582.36, 1,706,378.21 and 284,651.69

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Solution

The fourth proportional to 1,137,582.36, 1,706,378.21 and 284,651.69 is: 426,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,582.36 : 1,706,378.21 = 284,651.69 : x
  2. Step 2: Convert to fraction form
    1,137,582.36/1,706,378.21 = 284,651.69/x
  3. Step 3: Cross multiply
    1,137,582.36x = 1,706,378.21 × 284,651.69
  4. Step 4: Simplify right side
    1,137,582.36x = 485,723,441,255.68
  5. Step 5: Solve for x
    x = 485,723,441,255.68/1,137,582.36
  6. Step 6: Final answer
    x = 426,978.70

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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.