Home / 1,071,560.61-1,606,223.12-361,344.51

Finding the Fourth Proportional to 1,071,560.61, 1,606,223.12 and 361,344.51

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Solution

The fourth proportional to 1,071,560.61, 1,606,223.12 and 361,344.51 is: 541,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,560.61 : 1,606,223.12 = 361,344.51 : x
  2. Step 2: Convert to fraction form
    1,071,560.61/1,606,223.12 = 361,344.51/x
  3. Step 3: Cross multiply
    1,071,560.61x = 1,606,223.12 × 361,344.51
  4. Step 4: Simplify right side
    1,071,560.61x = 580,399,904,440.35
  5. Step 5: Solve for x
    x = 580,399,904,440.35/1,071,560.61
  6. Step 6: Final answer
    x = 541,639.83

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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.