Home / 1,217,886.72-1,826,159.36-376,204.80

Finding the Fourth Proportional to 1,217,886.72, 1,826,159.36 and 376,204.80

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Solution

The fourth proportional to 1,217,886.72, 1,826,159.36 and 376,204.80 is: 564,100.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,886.72 : 1,826,159.36 = 376,204.80 : x
  2. Step 2: Convert to fraction form
    1,217,886.72/1,826,159.36 = 376,204.80/x
  3. Step 3: Cross multiply
    1,217,886.72x = 1,826,159.36 × 376,204.80
  4. Step 4: Simplify right side
    1,217,886.72x = 687,009,916,796.93
  5. Step 5: Solve for x
    x = 687,009,916,796.93/1,217,886.72
  6. Step 6: Final answer
    x = 564,100.01

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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.