Home / 2,828,711.53-4,236,313.58-1,628,110.21

Finding the Fourth Proportional to 2,828,711.53, 4,236,313.58 and 1,628,110.21

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Solution

The fourth proportional to 2,828,711.53, 4,236,313.58 and 1,628,110.21 is: 2,438,278.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,828,711.53 : 4,236,313.58 = 1,628,110.21 : x
  2. Step 2: Convert to fraction form
    2,828,711.53/4,236,313.58 = 1,628,110.21/x
  3. Step 3: Cross multiply
    2,828,711.53x = 4,236,313.58 × 1,628,110.21
  4. Step 4: Simplify right side
    2,828,711.53x = 6,897,185,384,219.10
  5. Step 5: Solve for x
    x = 6,897,185,384,219.10/2,828,711.53
  6. Step 6: Final answer
    x = 2,438,278.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.