Home / 2,746,621.85-4,119,091.20-1,899,139.50

Finding the Fourth Proportional to 2,746,621.85, 4,119,091.20 and 1,899,139.50

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Solution

The fourth proportional to 2,746,621.85, 4,119,091.20 and 1,899,139.50 is: 2,848,127.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,621.85 : 4,119,091.20 = 1,899,139.50 : x
  2. Step 2: Convert to fraction form
    2,746,621.85/4,119,091.20 = 1,899,139.50/x
  3. Step 3: Cross multiply
    2,746,621.85x = 4,119,091.20 × 1,899,139.50
  4. Step 4: Simplify right side
    2,746,621.85x = 7,822,728,802,022.40
  5. Step 5: Solve for x
    x = 7,822,728,802,022.40/2,746,621.85
  6. Step 6: Final answer
    x = 2,848,127.35

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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.