Home / 2,029,081-2,800,219.80-1,123,663

Finding the Fourth Proportional to 2,029,081, 2,800,219.80 and 1,123,663

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Solution

The fourth proportional to 2,029,081, 2,800,219.80 and 1,123,663 is: 1,550,703.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,081 : 2,800,219.80 = 1,123,663 : x
  2. Step 2: Convert to fraction form
    2,029,081/2,800,219.80 = 1,123,663/x
  3. Step 3: Cross multiply
    2,029,081x = 2,800,219.80 × 1,123,663
  4. Step 4: Simplify right side
    2,029,081x = 3,146,503,381,127.40
  5. Step 5: Solve for x
    x = 3,146,503,381,127.40/2,029,081
  6. Step 6: Final answer
    x = 1,550,703.68

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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.