Home / 1,638,203.58-2,260,834.47-993,650.94

Finding the Fourth Proportional to 1,638,203.58, 2,260,834.47 and 993,650.94

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Solution

The fourth proportional to 1,638,203.58, 2,260,834.47 and 993,650.94 is: 1,371,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,203.58 : 2,260,834.47 = 993,650.94 : x
  2. Step 2: Convert to fraction form
    1,638,203.58/2,260,834.47 = 993,650.94/x
  3. Step 3: Cross multiply
    1,638,203.58x = 2,260,834.47 × 993,650.94
  4. Step 4: Simplify right side
    1,638,203.58x = 2,246,480,296,299.90
  5. Step 5: Solve for x
    x = 2,246,480,296,299.90/1,638,203.58
  6. Step 6: Final answer
    x = 1,371,307.16

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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.