Home / 2,156,558.40-3,236,911.20-1,092,801.60

Finding the Fourth Proportional to 2,156,558.40, 3,236,911.20 and 1,092,801.60

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Solution

The fourth proportional to 2,156,558.40, 3,236,911.20 and 1,092,801.60 is: 1,640,253.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,558.40 : 3,236,911.20 = 1,092,801.60 : x
  2. Step 2: Convert to fraction form
    2,156,558.40/3,236,911.20 = 1,092,801.60/x
  3. Step 3: Cross multiply
    2,156,558.40x = 3,236,911.20 × 1,092,801.60
  4. Step 4: Simplify right side
    2,156,558.40x = 3,537,301,738,417.92
  5. Step 5: Solve for x
    x = 3,537,301,738,417.92/2,156,558.40
  6. Step 6: Final answer
    x = 1,640,253.16

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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.