Home / 1,763,366.32-2,433,472.16-989,168.76

Finding the Fourth Proportional to 1,763,366.32, 2,433,472.16 and 989,168.76

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Solution

The fourth proportional to 1,763,366.32, 2,433,472.16 and 989,168.76 is: 1,365,067.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,366.32 : 2,433,472.16 = 989,168.76 : x
  2. Step 2: Convert to fraction form
    1,763,366.32/2,433,472.16 = 989,168.76/x
  3. Step 3: Cross multiply
    1,763,366.32x = 2,433,472.16 × 989,168.76
  4. Step 4: Simplify right side
    1,763,366.32x = 2,407,114,639,001.72
  5. Step 5: Solve for x
    x = 2,407,114,639,001.72/1,763,366.32
  6. Step 6: Final answer
    x = 1,365,067.83

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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.