Home / 1,220,880.57-1,831,583.27-411,345.44

Finding the Fourth Proportional to 1,220,880.57, 1,831,583.27 and 411,345.44

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Solution

The fourth proportional to 1,220,880.57, 1,831,583.27 and 411,345.44 is: 617,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,880.57 : 1,831,583.27 = 411,345.44 : x
  2. Step 2: Convert to fraction form
    1,220,880.57/1,831,583.27 = 411,345.44/x
  3. Step 3: Cross multiply
    1,220,880.57x = 1,831,583.27 × 411,345.44
  4. Step 4: Simplify right side
    1,220,880.57x = 753,413,424,833.67
  5. Step 5: Solve for x
    x = 753,413,424,833.67/1,220,880.57
  6. Step 6: Final answer
    x = 617,106.58

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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.