Home / 3,151,226.09-4,725,847.65-1,020,815.93

Finding the Fourth Proportional to 3,151,226.09, 4,725,847.65 and 1,020,815.93

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Solution

The fourth proportional to 3,151,226.09, 4,725,847.65 and 1,020,815.93 is: 1,530,902.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,226.09 : 4,725,847.65 = 1,020,815.93 : x
  2. Step 2: Convert to fraction form
    3,151,226.09/4,725,847.65 = 1,020,815.93/x
  3. Step 3: Cross multiply
    3,151,226.09x = 4,725,847.65 × 1,020,815.93
  4. Step 4: Simplify right side
    3,151,226.09x = 4,824,220,563,873.07
  5. Step 5: Solve for x
    x = 4,824,220,563,873.07/3,151,226.09
  6. Step 6: Final answer
    x = 1,530,902.71

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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.