Home / 1,369,824.90-2,054,737.35-1,330,458.90

Finding the Fourth Proportional to 1,369,824.90, 2,054,737.35 and 1,330,458.90

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Solution

The fourth proportional to 1,369,824.90, 2,054,737.35 and 1,330,458.90 is: 1,995,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,824.90 : 2,054,737.35 = 1,330,458.90 : x
  2. Step 2: Convert to fraction form
    1,369,824.90/2,054,737.35 = 1,330,458.90/x
  3. Step 3: Cross multiply
    1,369,824.90x = 2,054,737.35 × 1,330,458.90
  4. Step 4: Simplify right side
    1,369,824.90x = 2,733,743,594,469.92
  5. Step 5: Solve for x
    x = 2,733,743,594,469.92/1,369,824.90
  6. Step 6: Final answer
    x = 1,995,688.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.