Home / 1,014,441.12-1,399,970.94-561,732.12

Finding the Fourth Proportional to 1,014,441.12, 1,399,970.94 and 561,732.12

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Solution

The fourth proportional to 1,014,441.12, 1,399,970.94 and 561,732.12 is: 775,213.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,441.12 : 1,399,970.94 = 561,732.12 : x
  2. Step 2: Convert to fraction form
    1,014,441.12/1,399,970.94 = 561,732.12/x
  3. Step 3: Cross multiply
    1,014,441.12x = 1,399,970.94 × 561,732.12
  4. Step 4: Simplify right side
    1,014,441.12x = 786,408,644,064.59
  5. Step 5: Solve for x
    x = 786,408,644,064.59/1,014,441.12
  6. Step 6: Final answer
    x = 775,213.69

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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.