Home / 2,074,728.71-2,863,138.10-1,157,015.85

Finding the Fourth Proportional to 2,074,728.71, 2,863,138.10 and 1,157,015.85

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Solution

The fourth proportional to 2,074,728.71, 2,863,138.10 and 1,157,015.85 is: 1,596,688.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,728.71 : 2,863,138.10 = 1,157,015.85 : x
  2. Step 2: Convert to fraction form
    2,074,728.71/2,863,138.10 = 1,157,015.85/x
  3. Step 3: Cross multiply
    2,074,728.71x = 2,863,138.10 × 1,157,015.85
  4. Step 4: Simplify right side
    2,074,728.71x = 3,312,696,165,468.63
  5. Step 5: Solve for x
    x = 3,312,696,165,468.63/2,074,728.71
  6. Step 6: Final answer
    x = 1,596,688.83

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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.