Home / 3,459,147.89-4,773,309.94-1,930,973.81

Finding the Fourth Proportional to 3,459,147.89, 4,773,309.94 and 1,930,973.81

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Solution

The fourth proportional to 3,459,147.89, 4,773,309.94 and 1,930,973.81 is: 2,664,568.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,147.89 : 4,773,309.94 = 1,930,973.81 : x
  2. Step 2: Convert to fraction form
    3,459,147.89/4,773,309.94 = 1,930,973.81/x
  3. Step 3: Cross multiply
    3,459,147.89x = 4,773,309.94 × 1,930,973.81
  4. Step 4: Simplify right side
    3,459,147.89x = 9,217,136,481,152.67
  5. Step 5: Solve for x
    x = 9,217,136,481,152.67/3,459,147.89
  6. Step 6: Final answer
    x = 2,664,568.49

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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.