Home / 3,459,144.89-4,773,305.80-1,930,970.81

Finding the Fourth Proportional to 3,459,144.89, 4,773,305.80 and 1,930,970.81

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Solution

The fourth proportional to 3,459,144.89, 4,773,305.80 and 1,930,970.81 is: 2,664,564.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,144.89 : 4,773,305.80 = 1,930,970.81 : x
  2. Step 2: Convert to fraction form
    3,459,144.89/4,773,305.80 = 1,930,970.81/x
  3. Step 3: Cross multiply
    3,459,144.89x = 4,773,305.80 × 1,930,970.81
  4. Step 4: Simplify right side
    3,459,144.89x = 9,217,114,181,350.68
  5. Step 5: Solve for x
    x = 9,217,114,181,350.68/3,459,144.89
  6. Step 6: Final answer
    x = 2,664,564.36

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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.