Home / 1,400,952.20-2,101,428.30-454,310.60

Finding the Fourth Proportional to 1,400,952.20, 2,101,428.30 and 454,310.60

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Solution

The fourth proportional to 1,400,952.20, 2,101,428.30 and 454,310.60 is: 681,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,952.20 : 2,101,428.30 = 454,310.60 : x
  2. Step 2: Convert to fraction form
    1,400,952.20/2,101,428.30 = 454,310.60/x
  3. Step 3: Cross multiply
    1,400,952.20x = 2,101,428.30 × 454,310.60
  4. Step 4: Simplify right side
    1,400,952.20x = 954,701,151,829.98
  5. Step 5: Solve for x
    x = 954,701,151,829.98/1,400,952.20
  6. Step 6: Final answer
    x = 681,465.90

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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.