Home / 3,086,400.99-4,629,602-1,288,303.58

Finding the Fourth Proportional to 3,086,400.99, 4,629,602 and 1,288,303.58

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Solution

The fourth proportional to 3,086,400.99, 4,629,602 and 1,288,303.58 is: 1,932,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086,400.99 : 4,629,602 = 1,288,303.58 : x
  2. Step 2: Convert to fraction form
    3,086,400.99/4,629,602 = 1,288,303.58/x
  3. Step 3: Cross multiply
    3,086,400.99x = 4,629,602 × 1,288,303.58
  4. Step 4: Simplify right side
    3,086,400.99x = 5,964,332,830,575.16
  5. Step 5: Solve for x
    x = 5,964,332,830,575.16/3,086,400.99
  6. Step 6: Final answer
    x = 1,932,455.58

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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.