Home / 1,914,215.10-2,641,732.83-1,054,774.32

Finding the Fourth Proportional to 1,914,215.10, 2,641,732.83 and 1,054,774.32

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Solution

The fourth proportional to 1,914,215.10, 2,641,732.83 and 1,054,774.32 is: 1,455,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,215.10 : 2,641,732.83 = 1,054,774.32 : x
  2. Step 2: Convert to fraction form
    1,914,215.10/2,641,732.83 = 1,054,774.32/x
  3. Step 3: Cross multiply
    1,914,215.10x = 2,641,732.83 × 1,054,774.32
  4. Step 4: Simplify right side
    1,914,215.10x = 2,786,431,949,384.93
  5. Step 5: Solve for x
    x = 2,786,431,949,384.93/1,914,215.10
  6. Step 6: Final answer
    x = 1,455,652.48

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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.