Home / 1,217,816.64-1,826,899.92-376,434

Finding the Fourth Proportional to 1,217,816.64, 1,826,899.92 and 376,434

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Solution

The fourth proportional to 1,217,816.64, 1,826,899.92 and 376,434 is: 564,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,816.64 : 1,826,899.92 = 376,434 : x
  2. Step 2: Convert to fraction form
    1,217,816.64/1,826,899.92 = 376,434/x
  3. Step 3: Cross multiply
    1,217,816.64x = 1,826,899.92 × 376,434
  4. Step 4: Simplify right side
    1,217,816.64x = 687,707,244,485.28
  5. Step 5: Solve for x
    x = 687,707,244,485.28/1,217,816.64
  6. Step 6: Final answer
    x = 564,705.08

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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.