Home / 1,400,844.80-2,101,526.40-454,246.40

Finding the Fourth Proportional to 1,400,844.80, 2,101,526.40 and 454,246.40

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Solution

The fourth proportional to 1,400,844.80, 2,101,526.40 and 454,246.40 is: 681,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,844.80 : 2,101,526.40 = 454,246.40 : x
  2. Step 2: Convert to fraction form
    1,400,844.80/2,101,526.40 = 454,246.40/x
  3. Step 3: Cross multiply
    1,400,844.80x = 2,101,526.40 × 454,246.40
  4. Step 4: Simplify right side
    1,400,844.80x = 954,610,801,704.96
  5. Step 5: Solve for x
    x = 954,610,801,704.96/1,400,844.80
  6. Step 6: Final answer
    x = 681,453.65

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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.