Home / 2,255,964.97-3,113,218.43-1,223,462.45

Finding the Fourth Proportional to 2,255,964.97, 3,113,218.43 and 1,223,462.45

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Solution

The fourth proportional to 2,255,964.97, 3,113,218.43 and 1,223,462.45 is: 1,688,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,964.97 : 3,113,218.43 = 1,223,462.45 : x
  2. Step 2: Convert to fraction form
    2,255,964.97/3,113,218.43 = 1,223,462.45/x
  3. Step 3: Cross multiply
    2,255,964.97x = 3,113,218.43 × 1,223,462.45
  4. Step 4: Simplify right side
    2,255,964.97x = 3,808,905,847,752.95
  5. Step 5: Solve for x
    x = 3,808,905,847,752.95/2,255,964.97
  6. Step 6: Final answer
    x = 1,688,371.01

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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.