Home / 6,390,739.80-9,581,444.10-2,602,272.60

Finding the Fourth Proportional to 6,390,739.80, 9,581,444.10 and 2,602,272.60

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Solution

The fourth proportional to 6,390,739.80, 9,581,444.10 and 2,602,272.60 is: 3,901,509.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,739.80 : 9,581,444.10 = 2,602,272.60 : x
  2. Step 2: Convert to fraction form
    6,390,739.80/9,581,444.10 = 2,602,272.60/x
  3. Step 3: Cross multiply
    6,390,739.80x = 9,581,444.10 × 2,602,272.60
  4. Step 4: Simplify right side
    6,390,739.80x = 24,933,529,449,861.66
  5. Step 5: Solve for x
    x = 24,933,529,449,861.66/6,390,739.80
  6. Step 6: Final answer
    x = 3,901,509.09

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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.