Home / 3,098,537.55-4,643,268.30-2,778,688.80

Finding the Fourth Proportional to 3,098,537.55, 4,643,268.30 and 2,778,688.80

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Solution

The fourth proportional to 3,098,537.55, 4,643,268.30 and 2,778,688.80 is: 4,163,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,537.55 : 4,643,268.30 = 2,778,688.80 : x
  2. Step 2: Convert to fraction form
    3,098,537.55/4,643,268.30 = 2,778,688.80/x
  3. Step 3: Cross multiply
    3,098,537.55x = 4,643,268.30 × 2,778,688.80
  4. Step 4: Simplify right side
    3,098,537.55x = 12,902,197,620,605.04
  5. Step 5: Solve for x
    x = 12,902,197,620,605.04/3,098,537.55
  6. Step 6: Final answer
    x = 4,163,963.62

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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.