Home / 2,550,729.88-3,520,166.40-1,404,809.92

Finding the Fourth Proportional to 2,550,729.88, 3,520,166.40 and 1,404,809.92

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Solution

The fourth proportional to 2,550,729.88, 3,520,166.40 and 1,404,809.92 is: 1,938,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,550,729.88 : 3,520,166.40 = 1,404,809.92 : x
  2. Step 2: Convert to fraction form
    2,550,729.88/3,520,166.40 = 1,404,809.92/x
  3. Step 3: Cross multiply
    2,550,729.88x = 3,520,166.40 × 1,404,809.92
  4. Step 4: Simplify right side
    2,550,729.88x = 4,945,164,669,970.27
  5. Step 5: Solve for x
    x = 4,945,164,669,970.27/2,550,729.88
  6. Step 6: Final answer
    x = 1,938,725.35

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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.