Home / 1,661,431.11-2,292,777-897,484.68

Finding the Fourth Proportional to 1,661,431.11, 2,292,777 and 897,484.68

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Solution

The fourth proportional to 1,661,431.11, 2,292,777 and 897,484.68 is: 1,238,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,431.11 : 2,292,777 = 897,484.68 : x
  2. Step 2: Convert to fraction form
    1,661,431.11/2,292,777 = 897,484.68/x
  3. Step 3: Cross multiply
    1,661,431.11x = 2,292,777 × 897,484.68
  4. Step 4: Simplify right side
    1,661,431.11x = 2,057,732,232,156.36
  5. Step 5: Solve for x
    x = 2,057,732,232,156.36/1,661,431.11
  6. Step 6: Final answer
    x = 1,238,529.98

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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.