Home / 3,984,975.77-5,973,676.30-1,557,685.16

Finding the Fourth Proportional to 3,984,975.77, 5,973,676.30 and 1,557,685.16

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Solution

The fourth proportional to 3,984,975.77, 5,973,676.30 and 1,557,685.16 is: 2,335,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,975.77 : 5,973,676.30 = 1,557,685.16 : x
  2. Step 2: Convert to fraction form
    3,984,975.77/5,973,676.30 = 1,557,685.16/x
  3. Step 3: Cross multiply
    3,984,975.77x = 5,973,676.30 × 1,557,685.16
  4. Step 4: Simplify right side
    3,984,975.77x = 9,305,106,889,391.12
  5. Step 5: Solve for x
    x = 9,305,106,889,391.12/3,984,975.77
  6. Step 6: Final answer
    x = 2,335,047.29

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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.