Home / 3,020,989.01-4,169,362.97-1,813,842.77

Finding the Fourth Proportional to 3,020,989.01, 4,169,362.97 and 1,813,842.77

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Solution

The fourth proportional to 3,020,989.01, 4,169,362.97 and 1,813,842.77 is: 2,503,342.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,989.01 : 4,169,362.97 = 1,813,842.77 : x
  2. Step 2: Convert to fraction form
    3,020,989.01/4,169,362.97 = 1,813,842.77/x
  3. Step 3: Cross multiply
    3,020,989.01x = 4,169,362.97 × 1,813,842.77
  4. Step 4: Simplify right side
    3,020,989.01x = 7,562,568,878,640.23
  5. Step 5: Solve for x
    x = 7,562,568,878,640.23/3,020,989.01
  6. Step 6: Final answer
    x = 2,503,342.07

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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.