Home / 1,897,297.30-2,619,533.24-1,123,177.16

Finding the Fourth Proportional to 1,897,297.30, 2,619,533.24 and 1,123,177.16

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Solution

The fourth proportional to 1,897,297.30, 2,619,533.24 and 1,123,177.16 is: 1,550,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,297.30 : 2,619,533.24 = 1,123,177.16 : x
  2. Step 2: Convert to fraction form
    1,897,297.30/2,619,533.24 = 1,123,177.16/x
  3. Step 3: Cross multiply
    1,897,297.30x = 2,619,533.24 × 1,123,177.16
  4. Step 4: Simplify right side
    1,897,297.30x = 2,942,199,905,028.80
  5. Step 5: Solve for x
    x = 2,942,199,905,028.80/1,897,297.30
  6. Step 6: Final answer
    x = 1,550,732.14

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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.