Home / 1,471,780.35-2,207,607.55-460,879.90

Finding the Fourth Proportional to 1,471,780.35, 2,207,607.55 and 460,879.90

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Solution

The fourth proportional to 1,471,780.35, 2,207,607.55 and 460,879.90 is: 691,300.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,780.35 : 2,207,607.55 = 460,879.90 : x
  2. Step 2: Convert to fraction form
    1,471,780.35/2,207,607.55 = 460,879.90/x
  3. Step 3: Cross multiply
    1,471,780.35x = 2,207,607.55 × 460,879.90
  4. Step 4: Simplify right side
    1,471,780.35x = 1,017,441,940,212.03
  5. Step 5: Solve for x
    x = 1,017,441,940,212.03/1,471,780.35
  6. Step 6: Final answer
    x = 691,300.13

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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.