Home / 1,267,081.48-1,900,219.80-413,958.70

Finding the Fourth Proportional to 1,267,081.48, 1,900,219.80 and 413,958.70

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Solution

The fourth proportional to 1,267,081.48, 1,900,219.80 and 413,958.70 is: 620,806.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,081.48 : 1,900,219.80 = 413,958.70 : x
  2. Step 2: Convert to fraction form
    1,267,081.48/1,900,219.80 = 413,958.70/x
  3. Step 3: Cross multiply
    1,267,081.48x = 1,900,219.80 × 413,958.70
  4. Step 4: Simplify right side
    1,267,081.48x = 786,612,518,122.26
  5. Step 5: Solve for x
    x = 786,612,518,122.26/1,267,081.48
  6. Step 6: Final answer
    x = 620,806.58

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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.