Home / 3,464,173.02-4,780,221.70-1,915,222.58

Finding the Fourth Proportional to 3,464,173.02, 4,780,221.70 and 1,915,222.58

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Solution

The fourth proportional to 3,464,173.02, 4,780,221.70 and 1,915,222.58 is: 2,642,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464,173.02 : 4,780,221.70 = 1,915,222.58 : x
  2. Step 2: Convert to fraction form
    3,464,173.02/4,780,221.70 = 1,915,222.58/x
  3. Step 3: Cross multiply
    3,464,173.02x = 4,780,221.70 × 1,915,222.58
  4. Step 4: Simplify right side
    3,464,173.02x = 9,155,188,503,768.77
  5. Step 5: Solve for x
    x = 9,155,188,503,768.77/3,464,173.02
  6. Step 6: Final answer
    x = 2,642,820.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.