Home / 1,241,208.16-1,861,812.34-399,759.92

Finding the Fourth Proportional to 1,241,208.16, 1,861,812.34 and 399,759.92

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Solution

The fourth proportional to 1,241,208.16, 1,861,812.34 and 399,759.92 is: 599,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,208.16 : 1,861,812.34 = 399,759.92 : x
  2. Step 2: Convert to fraction form
    1,241,208.16/1,861,812.34 = 399,759.92/x
  3. Step 3: Cross multiply
    1,241,208.16x = 1,861,812.34 × 399,759.92
  4. Step 4: Simplify right side
    1,241,208.16x = 744,277,952,093.41
  5. Step 5: Solve for x
    x = 744,277,952,093.41/1,241,208.16
  6. Step 6: Final answer
    x = 599,639.91

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Double scale
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1.5x scale

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.