Home / 2,813,908.01-4,220,863.65-1,976,199.53

Finding the Fourth Proportional to 2,813,908.01, 4,220,863.65 and 1,976,199.53

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Solution

The fourth proportional to 2,813,908.01, 4,220,863.65 and 1,976,199.53 is: 2,964,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,908.01 : 4,220,863.65 = 1,976,199.53 : x
  2. Step 2: Convert to fraction form
    2,813,908.01/4,220,863.65 = 1,976,199.53/x
  3. Step 3: Cross multiply
    2,813,908.01x = 4,220,863.65 × 1,976,199.53
  4. Step 4: Simplify right side
    2,813,908.01x = 8,341,268,740,219.77
  5. Step 5: Solve for x
    x = 8,341,268,740,219.77/2,813,908.01
  6. Step 6: Final answer
    x = 2,964,300.44

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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.