Home / 1,861,387.84-2,792,094.72-1,019,480.32

Finding the Fourth Proportional to 1,861,387.84, 2,792,094.72 and 1,019,480.32

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Solution

The fourth proportional to 1,861,387.84, 2,792,094.72 and 1,019,480.32 is: 1,529,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,387.84 : 2,792,094.72 = 1,019,480.32 : x
  2. Step 2: Convert to fraction form
    1,861,387.84/2,792,094.72 = 1,019,480.32/x
  3. Step 3: Cross multiply
    1,861,387.84x = 2,792,094.72 × 1,019,480.32
  4. Step 4: Simplify right side
    1,861,387.84x = 2,846,485,618,615.91
  5. Step 5: Solve for x
    x = 2,846,485,618,615.91/1,861,387.84
  6. Step 6: Final answer
    x = 1,529,227.58

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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.