Home / 2,118,530.76-2,923,591.46-1,151,662.92

Finding the Fourth Proportional to 2,118,530.76, 2,923,591.46 and 1,151,662.92

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Solution

The fourth proportional to 2,118,530.76, 2,923,591.46 and 1,151,662.92 is: 1,589,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,530.76 : 2,923,591.46 = 1,151,662.92 : x
  2. Step 2: Convert to fraction form
    2,118,530.76/2,923,591.46 = 1,151,662.92/x
  3. Step 3: Cross multiply
    2,118,530.76x = 2,923,591.46 × 1,151,662.92
  4. Step 4: Simplify right side
    2,118,530.76x = 3,366,991,877,710.66
  5. Step 5: Solve for x
    x = 3,366,991,877,710.66/2,118,530.76
  6. Step 6: Final answer
    x = 1,589,305.16

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1.5x scale

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.