Home / 1,921,441.95-2,651,600.40-1,050,277.84

Finding the Fourth Proportional to 1,921,441.95, 2,651,600.40 and 1,050,277.84

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Solution

The fourth proportional to 1,921,441.95, 2,651,600.40 and 1,050,277.84 is: 1,449,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,441.95 : 2,651,600.40 = 1,050,277.84 : x
  2. Step 2: Convert to fraction form
    1,921,441.95/2,651,600.40 = 1,050,277.84/x
  3. Step 3: Cross multiply
    1,921,441.95x = 2,651,600.40 × 1,050,277.84
  4. Step 4: Simplify right side
    1,921,441.95x = 2,784,917,140,655.14
  5. Step 5: Solve for x
    x = 2,784,917,140,655.14/1,921,441.95
  6. Step 6: Final answer
    x = 1,449,389.16

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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.