Home / 1,273,405.84-1,757,346.78-700,489.60

Finding the Fourth Proportional to 1,273,405.84, 1,757,346.78 and 700,489.60

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Solution

The fourth proportional to 1,273,405.84, 1,757,346.78 and 700,489.60 is: 966,701.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,405.84 : 1,757,346.78 = 700,489.60 : x
  2. Step 2: Convert to fraction form
    1,273,405.84/1,757,346.78 = 700,489.60/x
  3. Step 3: Cross multiply
    1,273,405.84x = 1,757,346.78 × 700,489.60
  4. Step 4: Simplify right side
    1,273,405.84x = 1,231,003,142,983.49
  5. Step 5: Solve for x
    x = 1,231,003,142,983.49/1,273,405.84
  6. Step 6: Final answer
    x = 966,701.35

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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.