Home / 1,273,300-1,757,187.24-700,355.20

Finding the Fourth Proportional to 1,273,300, 1,757,187.24 and 700,355.20

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Solution

The fourth proportional to 1,273,300, 1,757,187.24 and 700,355.20 is: 966,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,300 : 1,757,187.24 = 700,355.20 : x
  2. Step 2: Convert to fraction form
    1,273,300/1,757,187.24 = 700,355.20/x
  3. Step 3: Cross multiply
    1,273,300x = 1,757,187.24 × 700,355.20
  4. Step 4: Simplify right side
    1,273,300x = 1,230,655,220,907.65
  5. Step 5: Solve for x
    x = 1,230,655,220,907.65/1,273,300
  6. Step 6: Final answer
    x = 966,508.46

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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.