Home / 2,003,429.80-3,003,816.30-1,105,301.80

Finding the Fourth Proportional to 2,003,429.80, 3,003,816.30 and 1,105,301.80

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Solution

The fourth proportional to 2,003,429.80, 3,003,816.30 and 1,105,301.80 is: 1,657,219.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,429.80 : 3,003,816.30 = 1,105,301.80 : x
  2. Step 2: Convert to fraction form
    2,003,429.80/3,003,816.30 = 1,105,301.80/x
  3. Step 3: Cross multiply
    2,003,429.80x = 3,003,816.30 × 1,105,301.80
  4. Step 4: Simplify right side
    2,003,429.80x = 3,320,123,563,259.34
  5. Step 5: Solve for x
    x = 3,320,123,563,259.34/2,003,429.80
  6. Step 6: Final answer
    x = 1,657,219.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.