Home / 3,842,681.67-5,299,468.34-3,188,271.60

Finding the Fourth Proportional to 3,842,681.67, 5,299,468.34 and 3,188,271.60

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Solution

The fourth proportional to 3,842,681.67, 5,299,468.34 and 3,188,271.60 is: 4,396,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842,681.67 : 5,299,468.34 = 3,188,271.60 : x
  2. Step 2: Convert to fraction form
    3,842,681.67/5,299,468.34 = 3,188,271.60/x
  3. Step 3: Cross multiply
    3,842,681.67x = 5,299,468.34 × 3,188,271.60
  4. Step 4: Simplify right side
    3,842,681.67x = 16,896,144,387,579.79
  5. Step 5: Solve for x
    x = 16,896,144,387,579.79/3,842,681.67
  6. Step 6: Final answer
    x = 4,396,966.97

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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.