Home / 1,225,717.30-1,838,576.43-384,334.66

Finding the Fourth Proportional to 1,225,717.30, 1,838,576.43 and 384,334.66

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Solution

The fourth proportional to 1,225,717.30, 1,838,576.43 and 384,334.66 is: 576,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,717.30 : 1,838,576.43 = 384,334.66 : x
  2. Step 2: Convert to fraction form
    1,225,717.30/1,838,576.43 = 384,334.66/x
  3. Step 3: Cross multiply
    1,225,717.30x = 1,838,576.43 × 384,334.66
  4. Step 4: Simplify right side
    1,225,717.30x = 706,628,647,108.06
  5. Step 5: Solve for x
    x = 706,628,647,108.06/1,225,717.30
  6. Step 6: Final answer
    x = 576,502.14

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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.