Home / 1,014,440.84-1,399,928.28-561,731.84

Finding the Fourth Proportional to 1,014,440.84, 1,399,928.28 and 561,731.84

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Solution

The fourth proportional to 1,014,440.84, 1,399,928.28 and 561,731.84 is: 775,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,440.84 : 1,399,928.28 = 561,731.84 : x
  2. Step 2: Convert to fraction form
    1,014,440.84/1,399,928.28 = 561,731.84/x
  3. Step 3: Cross multiply
    1,014,440.84x = 1,399,928.28 × 561,731.84
  4. Step 4: Simplify right side
    1,014,440.84x = 786,384,288,592.44
  5. Step 5: Solve for x
    x = 786,384,288,592.44/1,014,440.84
  6. Step 6: Final answer
    x = 775,189.90

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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.