Home / 1,177,520.28-1,624,885.34-668,222.65

Finding the Fourth Proportional to 1,177,520.28, 1,624,885.34 and 668,222.65

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Solution

The fourth proportional to 1,177,520.28, 1,624,885.34 and 668,222.65 is: 922,094.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,520.28 : 1,624,885.34 = 668,222.65 : x
  2. Step 2: Convert to fraction form
    1,177,520.28/1,624,885.34 = 668,222.65/x
  3. Step 3: Cross multiply
    1,177,520.28x = 1,624,885.34 × 668,222.65
  4. Step 4: Simplify right side
    1,177,520.28x = 1,085,785,187,840.95
  5. Step 5: Solve for x
    x = 1,085,785,187,840.95/1,177,520.28
  6. Step 6: Final answer
    x = 922,094.68

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Double scale
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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.