Home / 1,921,360.20-2,651,496.74-1,050,219.76

Finding the Fourth Proportional to 1,921,360.20, 2,651,496.74 and 1,050,219.76

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Solution

The fourth proportional to 1,921,360.20, 2,651,496.74 and 1,050,219.76 is: 1,449,314.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,360.20 : 2,651,496.74 = 1,050,219.76 : x
  2. Step 2: Convert to fraction form
    1,921,360.20/2,651,496.74 = 1,050,219.76/x
  3. Step 3: Cross multiply
    1,921,360.20x = 2,651,496.74 × 1,050,219.76
  4. Step 4: Simplify right side
    1,921,360.20x = 2,784,654,269,923.58
  5. Step 5: Solve for x
    x = 2,784,654,269,923.58/1,921,360.20
  6. Step 6: Final answer
    x = 1,449,314.02

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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.