Home / 2,118,763.64-2,923,951.50-1,151,958.98

Finding the Fourth Proportional to 2,118,763.64, 2,923,951.50 and 1,151,958.98

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Solution

The fourth proportional to 2,118,763.64, 2,923,951.50 and 1,151,958.98 is: 1,589,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,763.64 : 2,923,951.50 = 1,151,958.98 : x
  2. Step 2: Convert to fraction form
    2,118,763.64/2,923,951.50 = 1,151,958.98/x
  3. Step 3: Cross multiply
    2,118,763.64x = 2,923,951.50 × 1,151,958.98
  4. Step 4: Simplify right side
    2,118,763.64x = 3,368,272,187,509.47
  5. Step 5: Solve for x
    x = 3,368,272,187,509.47/2,118,763.64
  6. Step 6: Final answer
    x = 1,589,734.75

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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.