Home / 1,903,197.20-2,626,551.12-1,087,383.41

Finding the Fourth Proportional to 1,903,197.20, 2,626,551.12 and 1,087,383.41

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Solution

The fourth proportional to 1,903,197.20, 2,626,551.12 and 1,087,383.41 is: 1,500,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,197.20 : 2,626,551.12 = 1,087,383.41 : x
  2. Step 2: Convert to fraction form
    1,903,197.20/2,626,551.12 = 1,087,383.41/x
  3. Step 3: Cross multiply
    1,903,197.20x = 2,626,551.12 × 1,087,383.41
  4. Step 4: Simplify right side
    1,903,197.20x = 2,856,068,100,378.06
  5. Step 5: Solve for x
    x = 2,856,068,100,378.06/1,903,197.20
  6. Step 6: Final answer
    x = 1,500,668.51

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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.