Home / 2,696,216.72-3,720,626.84-1,472,278.64

Finding the Fourth Proportional to 2,696,216.72, 3,720,626.84 and 1,472,278.64

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Solution

The fourth proportional to 2,696,216.72, 3,720,626.84 and 1,472,278.64 is: 2,031,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,696,216.72 : 3,720,626.84 = 1,472,278.64 : x
  2. Step 2: Convert to fraction form
    2,696,216.72/3,720,626.84 = 1,472,278.64/x
  3. Step 3: Cross multiply
    2,696,216.72x = 3,720,626.84 × 1,472,278.64
  4. Step 4: Simplify right side
    2,696,216.72x = 5,477,799,423,942.70
  5. Step 5: Solve for x
    x = 5,477,799,423,942.70/2,696,216.72
  6. Step 6: Final answer
    x = 2,031,661.40

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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.