Home / 2,697,438.71-3,723,530.31-1,665,363.70

Finding the Fourth Proportional to 2,697,438.71, 3,723,530.31 and 1,665,363.70

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Solution

The fourth proportional to 2,697,438.71, 3,723,530.31 and 1,665,363.70 is: 2,298,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697,438.71 : 3,723,530.31 = 1,665,363.70 : x
  2. Step 2: Convert to fraction form
    2,697,438.71/3,723,530.31 = 1,665,363.70/x
  3. Step 3: Cross multiply
    2,697,438.71x = 3,723,530.31 × 1,665,363.70
  4. Step 4: Simplify right side
    2,697,438.71x = 6,201,032,197,833.30
  5. Step 5: Solve for x
    x = 6,201,032,197,833.30/2,697,438.71
  6. Step 6: Final answer
    x = 2,298,859.35

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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.