Home / 3,042,477.60-4,198,459.25-1,665,557.43

Finding the Fourth Proportional to 3,042,477.60, 4,198,459.25 and 1,665,557.43

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Solution

The fourth proportional to 3,042,477.60, 4,198,459.25 and 1,665,557.43 is: 2,298,381.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,477.60 : 4,198,459.25 = 1,665,557.43 : x
  2. Step 2: Convert to fraction form
    3,042,477.60/4,198,459.25 = 1,665,557.43/x
  3. Step 3: Cross multiply
    3,042,477.60x = 4,198,459.25 × 1,665,557.43
  4. Step 4: Simplify right side
    3,042,477.60x = 6,992,774,998,389.73
  5. Step 5: Solve for x
    x = 6,992,774,998,389.73/3,042,477.60
  6. Step 6: Final answer
    x = 2,298,381.75

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1.5x scale

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.