Home / 1,289,609.80-1,934,414.70-501,641.80

Finding the Fourth Proportional to 1,289,609.80, 1,934,414.70 and 501,641.80

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Solution

The fourth proportional to 1,289,609.80, 1,934,414.70 and 501,641.80 is: 752,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,289,609.80 : 1,934,414.70 = 501,641.80 : x
  2. Step 2: Convert to fraction form
    1,289,609.80/1,934,414.70 = 501,641.80/x
  3. Step 3: Cross multiply
    1,289,609.80x = 1,934,414.70 × 501,641.80
  4. Step 4: Simplify right side
    1,289,609.80x = 970,383,272,054.46
  5. Step 5: Solve for x
    x = 970,383,272,054.46/1,289,609.80
  6. Step 6: Final answer
    x = 752,462.70

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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.