Home / 2,229,565.64-3,076,273.50-1,311,834.84

Finding the Fourth Proportional to 2,229,565.64, 3,076,273.50 and 1,311,834.84

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Solution

The fourth proportional to 2,229,565.64, 3,076,273.50 and 1,311,834.84 is: 1,810,021.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,565.64 : 3,076,273.50 = 1,311,834.84 : x
  2. Step 2: Convert to fraction form
    2,229,565.64/3,076,273.50 = 1,311,834.84/x
  3. Step 3: Cross multiply
    2,229,565.64x = 3,076,273.50 × 1,311,834.84
  4. Step 4: Simplify right side
    2,229,565.64x = 4,035,562,754,668.74
  5. Step 5: Solve for x
    x = 4,035,562,754,668.74/2,229,565.64
  6. Step 6: Final answer
    x = 1,810,021.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.