Home / 6,390,883.80-9,581,660.10-2,602,416.60

Finding the Fourth Proportional to 6,390,883.80, 9,581,660.10 and 2,602,416.60

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Solution

The fourth proportional to 6,390,883.80, 9,581,660.10 and 2,602,416.60 is: 3,901,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,883.80 : 9,581,660.10 = 2,602,416.60 : x
  2. Step 2: Convert to fraction form
    6,390,883.80/9,581,660.10 = 2,602,416.60/x
  3. Step 3: Cross multiply
    6,390,883.80x = 9,581,660.10 × 2,602,416.60
  4. Step 4: Simplify right side
    6,390,883.80x = 24,935,471,299,797.66
  5. Step 5: Solve for x
    x = 24,935,471,299,797.66/6,390,883.80
  6. Step 6: Final answer
    x = 3,901,725.03

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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.