Home / 1,301,318.66-1,795,782.76-757,442.75

Finding the Fourth Proportional to 1,301,318.66, 1,795,782.76 and 757,442.75

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Solution

The fourth proportional to 1,301,318.66, 1,795,782.76 and 757,442.75 is: 1,045,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,318.66 : 1,795,782.76 = 757,442.75 : x
  2. Step 2: Convert to fraction form
    1,301,318.66/1,795,782.76 = 757,442.75/x
  3. Step 3: Cross multiply
    1,301,318.66x = 1,795,782.76 × 757,442.75
  4. Step 4: Simplify right side
    1,301,318.66x = 1,360,202,621,264.47
  5. Step 5: Solve for x
    x = 1,360,202,621,264.47/1,301,318.66
  6. Step 6: Final answer
    x = 1,045,249.45

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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.