Home / 2,019,834.80-3,029,752.20-1,878,117.20

Finding the Fourth Proportional to 2,019,834.80, 3,029,752.20 and 1,878,117.20

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Solution

The fourth proportional to 2,019,834.80, 3,029,752.20 and 1,878,117.20 is: 2,817,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,834.80 : 3,029,752.20 = 1,878,117.20 : x
  2. Step 2: Convert to fraction form
    2,019,834.80/3,029,752.20 = 1,878,117.20/x
  3. Step 3: Cross multiply
    2,019,834.80x = 3,029,752.20 × 1,878,117.20
  4. Step 4: Simplify right side
    2,019,834.80x = 5,690,229,718,557.84
  5. Step 5: Solve for x
    x = 5,690,229,718,557.84/2,019,834.80
  6. Step 6: Final answer
    x = 2,817,175.80

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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.