Home / 1,900.02-2,622.09-1,060.70

Finding the Fourth Proportional to 1,900.02, 2,622.09 and 1,060.70

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Solution

The fourth proportional to 1,900.02, 2,622.09 and 1,060.70 is: 1,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900.02 : 2,622.09 = 1,060.70 : x
  2. Step 2: Convert to fraction form
    1,900.02/2,622.09 = 1,060.70/x
  3. Step 3: Cross multiply
    1,900.02x = 2,622.09 × 1,060.70
  4. Step 4: Simplify right side
    1,900.02x = 2,781,237.75
  5. Step 5: Solve for x
    x = 2,781,237.75/1,900.02
  6. Step 6: Final answer
    x = 1,463.79

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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.