Home / 1,442,266.64-2,162,768.67-684,324.53

Finding the Fourth Proportional to 1,442,266.64, 2,162,768.67 and 684,324.53

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Solution

The fourth proportional to 1,442,266.64, 2,162,768.67 and 684,324.53 is: 1,026,187.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,266.64 : 2,162,768.67 = 684,324.53 : x
  2. Step 2: Convert to fraction form
    1,442,266.64/2,162,768.67 = 684,324.53/x
  3. Step 3: Cross multiply
    1,442,266.64x = 2,162,768.67 × 684,324.53
  4. Step 4: Simplify right side
    1,442,266.64x = 1,480,035,650,174.85
  5. Step 5: Solve for x
    x = 1,480,035,650,174.85/1,442,266.64
  6. Step 6: Final answer
    x = 1,026,187.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.