Home / 2,759,811.40-4,139,717.10-2,511,805.60

Finding the Fourth Proportional to 2,759,811.40, 4,139,717.10 and 2,511,805.60

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Solution

The fourth proportional to 2,759,811.40, 4,139,717.10 and 2,511,805.60 is: 3,767,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,759,811.40 : 4,139,717.10 = 2,511,805.60 : x
  2. Step 2: Convert to fraction form
    2,759,811.40/4,139,717.10 = 2,511,805.60/x
  3. Step 3: Cross multiply
    2,759,811.40x = 4,139,717.10 × 2,511,805.60
  4. Step 4: Simplify right side
    2,759,811.40x = 10,398,164,594,195.76
  5. Step 5: Solve for x
    x = 10,398,164,594,195.76/2,759,811.40
  6. Step 6: Final answer
    x = 3,767,708.40

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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.