Home / 3,020,987.76-4,169,361.24-1,813,841.52

Finding the Fourth Proportional to 3,020,987.76, 4,169,361.24 and 1,813,841.52

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Solution

The fourth proportional to 3,020,987.76, 4,169,361.24 and 1,813,841.52 is: 2,503,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,987.76 : 4,169,361.24 = 1,813,841.52 : x
  2. Step 2: Convert to fraction form
    3,020,987.76/4,169,361.24 = 1,813,841.52/x
  3. Step 3: Cross multiply
    3,020,987.76x = 4,169,361.24 × 1,813,841.52
  4. Step 4: Simplify right side
    3,020,987.76x = 7,562,560,528,990.69
  5. Step 5: Solve for x
    x = 7,562,560,528,990.69/3,020,987.76
  6. Step 6: Final answer
    x = 2,503,340.34

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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.