Home / 1,224,007.26-1,689,096.48-680,129.04

Finding the Fourth Proportional to 1,224,007.26, 1,689,096.48 and 680,129.04

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Solution

The fourth proportional to 1,224,007.26, 1,689,096.48 and 680,129.04 is: 938,559.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,007.26 : 1,689,096.48 = 680,129.04 : x
  2. Step 2: Convert to fraction form
    1,224,007.26/1,689,096.48 = 680,129.04/x
  3. Step 3: Cross multiply
    1,224,007.26x = 1,689,096.48 × 680,129.04
  4. Step 4: Simplify right side
    1,224,007.26x = 1,148,803,567,409.78
  5. Step 5: Solve for x
    x = 1,148,803,567,409.78/1,224,007.26
  6. Step 6: Final answer
    x = 938,559.44

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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.