Home / 1,358,165.77-1,871,896.30-994,817.59

Finding the Fourth Proportional to 1,358,165.77, 1,871,896.30 and 994,817.59

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Solution

The fourth proportional to 1,358,165.77, 1,871,896.30 and 994,817.59 is: 1,371,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,165.77 : 1,871,896.30 = 994,817.59 : x
  2. Step 2: Convert to fraction form
    1,358,165.77/1,871,896.30 = 994,817.59/x
  3. Step 3: Cross multiply
    1,358,165.77x = 1,871,896.30 × 994,817.59
  4. Step 4: Simplify right side
    1,358,165.77x = 1,862,195,365,895.92
  5. Step 5: Solve for x
    x = 1,862,195,365,895.92/1,358,165.77
  6. Step 6: Final answer
    x = 1,371,110.51

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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.