Home / 1,214,218.91-1,675,624.59-670,355.75

Finding the Fourth Proportional to 1,214,218.91, 1,675,624.59 and 670,355.75

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Solution

The fourth proportional to 1,214,218.91, 1,675,624.59 and 670,355.75 is: 925,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,218.91 : 1,675,624.59 = 670,355.75 : x
  2. Step 2: Convert to fraction form
    1,214,218.91/1,675,624.59 = 670,355.75/x
  3. Step 3: Cross multiply
    1,214,218.91x = 1,675,624.59 × 670,355.75
  4. Step 4: Simplify right side
    1,214,218.91x = 1,123,264,570,369.77
  5. Step 5: Solve for x
    x = 1,123,264,570,369.77/1,214,218.91
  6. Step 6: Final answer
    x = 925,092.31

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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.