Home / 1,624,205.57-2,236,267.91-1,430,476.25

Finding the Fourth Proportional to 1,624,205.57, 2,236,267.91 and 1,430,476.25

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Solution

The fourth proportional to 1,624,205.57, 2,236,267.91 and 1,430,476.25 is: 1,969,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,205.57 : 2,236,267.91 = 1,430,476.25 : x
  2. Step 2: Convert to fraction form
    1,624,205.57/2,236,267.91 = 1,430,476.25/x
  3. Step 3: Cross multiply
    1,624,205.57x = 2,236,267.91 × 1,430,476.25
  4. Step 4: Simplify right side
    1,624,205.57x = 3,198,928,126,286.99
  5. Step 5: Solve for x
    x = 3,198,928,126,286.99/1,624,205.57
  6. Step 6: Final answer
    x = 1,969,534.03

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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.