Home / 4,747,356.76-7,121,035.22-1,153,099.49

Finding the Fourth Proportional to 4,747,356.76, 7,121,035.22 and 1,153,099.49

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Solution

The fourth proportional to 4,747,356.76, 7,121,035.22 and 1,153,099.49 is: 1,729,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,356.76 : 7,121,035.22 = 1,153,099.49 : x
  2. Step 2: Convert to fraction form
    4,747,356.76/7,121,035.22 = 1,153,099.49/x
  3. Step 3: Cross multiply
    4,747,356.76x = 7,121,035.22 × 1,153,099.49
  4. Step 4: Simplify right side
    4,747,356.76x = 8,211,262,044,848.86
  5. Step 5: Solve for x
    x = 8,211,262,044,848.86/4,747,356.76
  6. Step 6: Final answer
    x = 1,729,649.25

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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.