Home / 1,177,516.78-1,624,880.51-668,219.15

Finding the Fourth Proportional to 1,177,516.78, 1,624,880.51 and 668,219.15

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Solution

The fourth proportional to 1,177,516.78, 1,624,880.51 and 668,219.15 is: 922,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,516.78 : 1,624,880.51 = 668,219.15 : x
  2. Step 2: Convert to fraction form
    1,177,516.78/1,624,880.51 = 668,219.15/x
  3. Step 3: Cross multiply
    1,177,516.78x = 1,624,880.51 × 668,219.15
  4. Step 4: Simplify right side
    1,177,516.78x = 1,085,776,273,243.77
  5. Step 5: Solve for x
    x = 1,085,776,273,243.77/1,177,516.78
  6. Step 6: Final answer
    x = 922,089.85

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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.