Home / 3,559,872.42-5,337,655.65-1,398,309.90

Finding the Fourth Proportional to 3,559,872.42, 5,337,655.65 and 1,398,309.90

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Solution

The fourth proportional to 3,559,872.42, 5,337,655.65 and 1,398,309.90 is: 2,096,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559,872.42 : 5,337,655.65 = 1,398,309.90 : x
  2. Step 2: Convert to fraction form
    3,559,872.42/5,337,655.65 = 1,398,309.90/x
  3. Step 3: Cross multiply
    3,559,872.42x = 5,337,655.65 × 1,398,309.90
  4. Step 4: Simplify right side
    3,559,872.42x = 7,463,696,738,185.94
  5. Step 5: Solve for x
    x = 7,463,696,738,185.94/3,559,872.42
  6. Step 6: Final answer
    x = 2,096,619.16

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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.