Home / 1,020,590.73-1,531,230.50-451,894.19

Finding the Fourth Proportional to 1,020,590.73, 1,531,230.50 and 451,894.19

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Solution

The fourth proportional to 1,020,590.73, 1,531,230.50 and 451,894.19 is: 677,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,590.73 : 1,531,230.50 = 451,894.19 : x
  2. Step 2: Convert to fraction form
    1,020,590.73/1,531,230.50 = 451,894.19/x
  3. Step 3: Cross multiply
    1,020,590.73x = 1,531,230.50 × 451,894.19
  4. Step 4: Simplify right side
    1,020,590.73x = 691,954,164,241.32
  5. Step 5: Solve for x
    x = 691,954,164,241.32/1,020,590.73
  6. Step 6: Final answer
    x = 677,993.78

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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.