Home / 4,347,002.40-6,515,254.80-2,215,989.60

Finding the Fourth Proportional to 4,347,002.40, 6,515,254.80 and 2,215,989.60

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Solution

The fourth proportional to 4,347,002.40, 6,515,254.80 and 2,215,989.60 is: 3,321,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347,002.40 : 6,515,254.80 = 2,215,989.60 : x
  2. Step 2: Convert to fraction form
    4,347,002.40/6,515,254.80 = 2,215,989.60/x
  3. Step 3: Cross multiply
    4,347,002.40x = 6,515,254.80 × 2,215,989.60
  4. Step 4: Simplify right side
    4,347,002.40x = 14,437,736,878,150.08
  5. Step 5: Solve for x
    x = 14,437,736,878,150.08/4,347,002.40
  6. Step 6: Final answer
    x = 3,321,308.70

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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.