Home / 1,984,661.28-2,738,783.52-1,157,893.20

Finding the Fourth Proportional to 1,984,661.28, 2,738,783.52 and 1,157,893.20

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Solution

The fourth proportional to 1,984,661.28, 2,738,783.52 and 1,157,893.20 is: 1,597,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,661.28 : 2,738,783.52 = 1,157,893.20 : x
  2. Step 2: Convert to fraction form
    1,984,661.28/2,738,783.52 = 1,157,893.20/x
  3. Step 3: Cross multiply
    1,984,661.28x = 2,738,783.52 × 1,157,893.20
  4. Step 4: Simplify right side
    1,984,661.28x = 3,171,218,814,080.06
  5. Step 5: Solve for x
    x = 3,171,218,814,080.06/1,984,661.28
  6. Step 6: Final answer
    x = 1,597,864.00

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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.