Home / 2,628,154.92-3,626,859.06-1,420,930.92

Finding the Fourth Proportional to 2,628,154.92, 3,626,859.06 and 1,420,930.92

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Solution

The fourth proportional to 2,628,154.92, 3,626,859.06 and 1,420,930.92 is: 1,960,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,154.92 : 3,626,859.06 = 1,420,930.92 : x
  2. Step 2: Convert to fraction form
    2,628,154.92/3,626,859.06 = 1,420,930.92/x
  3. Step 3: Cross multiply
    2,628,154.92x = 3,626,859.06 × 1,420,930.92
  4. Step 4: Simplify right side
    2,628,154.92x = 5,153,516,180,836.14
  5. Step 5: Solve for x
    x = 5,153,516,180,836.14/2,628,154.92
  6. Step 6: Final answer
    x = 1,960,887.52

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1.5x scale

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.