Home / 4,913,776.20-6,781,017.67-2,738,271.62

Finding the Fourth Proportional to 4,913,776.20, 6,781,017.67 and 2,738,271.62

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Solution

The fourth proportional to 4,913,776.20, 6,781,017.67 and 2,738,271.62 is: 3,778,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,776.20 : 6,781,017.67 = 2,738,271.62 : x
  2. Step 2: Convert to fraction form
    4,913,776.20/6,781,017.67 = 2,738,271.62/x
  3. Step 3: Cross multiply
    4,913,776.20x = 6,781,017.67 × 2,738,271.62
  4. Step 4: Simplify right side
    4,913,776.20x = 18,568,268,250,586.39
  5. Step 5: Solve for x
    x = 18,568,268,250,586.39/4,913,776.20
  6. Step 6: Final answer
    x = 3,778,818.46

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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.