Home / 3,443,647.70-5,165,471.53-1,255,381.46

Finding the Fourth Proportional to 3,443,647.70, 5,165,471.53 and 1,255,381.46

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Solution

The fourth proportional to 3,443,647.70, 5,165,471.53 and 1,255,381.46 is: 1,883,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,647.70 : 5,165,471.53 = 1,255,381.46 : x
  2. Step 2: Convert to fraction form
    3,443,647.70/5,165,471.53 = 1,255,381.46/x
  3. Step 3: Cross multiply
    3,443,647.70x = 5,165,471.53 × 1,255,381.46
  4. Step 4: Simplify right side
    3,443,647.70x = 6,484,637,190,919.83
  5. Step 5: Solve for x
    x = 6,484,637,190,919.83/3,443,647.70
  6. Step 6: Final answer
    x = 1,883,072.18

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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.