Home / 4,846,137.60-6,687,696.20-2,780,988.74

Finding the Fourth Proportional to 4,846,137.60, 6,687,696.20 and 2,780,988.74

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Solution

The fourth proportional to 4,846,137.60, 6,687,696.20 and 2,780,988.74 is: 3,837,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,846,137.60 : 6,687,696.20 = 2,780,988.74 : x
  2. Step 2: Convert to fraction form
    4,846,137.60/6,687,696.20 = 2,780,988.74/x
  3. Step 3: Cross multiply
    4,846,137.60x = 6,687,696.20 × 2,780,988.74
  4. Step 4: Simplify right side
    4,846,137.60x = 18,598,407,828,740.79
  5. Step 5: Solve for x
    x = 18,598,407,828,740.79/4,846,137.60
  6. Step 6: Final answer
    x = 3,837,779.56

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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.