Home / 1,628,161.53-2,247,000.84-903,242.76

Finding the Fourth Proportional to 1,628,161.53, 2,247,000.84 and 903,242.76

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Solution

The fourth proportional to 1,628,161.53, 2,247,000.84 and 903,242.76 is: 1,246,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,161.53 : 2,247,000.84 = 903,242.76 : x
  2. Step 2: Convert to fraction form
    1,628,161.53/2,247,000.84 = 903,242.76/x
  3. Step 3: Cross multiply
    1,628,161.53x = 2,247,000.84 × 903,242.76
  4. Step 4: Simplify right side
    1,628,161.53x = 2,029,587,240,443.92
  5. Step 5: Solve for x
    x = 2,029,587,240,443.92/1,628,161.53
  6. Step 6: Final answer
    x = 1,246,551.53

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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.