Home / 1,220,896.33-1,831,606.95-411,361.19

Finding the Fourth Proportional to 1,220,896.33, 1,831,606.95 and 411,361.19

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Solution

The fourth proportional to 1,220,896.33, 1,831,606.95 and 411,361.19 is: 617,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,896.33 : 1,831,606.95 = 411,361.19 : x
  2. Step 2: Convert to fraction form
    1,220,896.33/1,831,606.95 = 411,361.19/x
  3. Step 3: Cross multiply
    1,220,896.33x = 1,831,606.95 × 411,361.19
  4. Step 4: Simplify right side
    1,220,896.33x = 753,452,014,564.27
  5. Step 5: Solve for x
    x = 753,452,014,564.27/1,220,896.33
  6. Step 6: Final answer
    x = 617,130.21

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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.