Home / 1,819,385.28-2,510,708.40-1,003,571.64

Finding the Fourth Proportional to 1,819,385.28, 2,510,708.40 and 1,003,571.64

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Solution

The fourth proportional to 1,819,385.28, 2,510,708.40 and 1,003,571.64 is: 1,384,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,385.28 : 2,510,708.40 = 1,003,571.64 : x
  2. Step 2: Convert to fraction form
    1,819,385.28/2,510,708.40 = 1,003,571.64/x
  3. Step 3: Cross multiply
    1,819,385.28x = 2,510,708.40 × 1,003,571.64
  4. Step 4: Simplify right side
    1,819,385.28x = 2,519,675,746,549.78
  5. Step 5: Solve for x
    x = 2,519,675,746,549.78/1,819,385.28
  6. Step 6: Final answer
    x = 1,384,904.99

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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.