Home / 2,961,628.40-4,442,442.56-717,766.40

Finding the Fourth Proportional to 2,961,628.40, 4,442,442.56 and 717,766.40

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Solution

The fourth proportional to 2,961,628.40, 4,442,442.56 and 717,766.40 is: 1,076,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,628.40 : 4,442,442.56 = 717,766.40 : x
  2. Step 2: Convert to fraction form
    2,961,628.40/4,442,442.56 = 717,766.40/x
  3. Step 3: Cross multiply
    2,961,628.40x = 4,442,442.56 × 717,766.40
  4. Step 4: Simplify right side
    2,961,628.40x = 3,188,636,003,497.98
  5. Step 5: Solve for x
    x = 3,188,636,003,497.98/2,961,628.40
  6. Step 6: Final answer
    x = 1,076,649.59

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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.