Home / 1,861,791.88-2,792,631.98-514,036.76

Finding the Fourth Proportional to 1,861,791.88, 2,792,631.98 and 514,036.76

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Solution

The fourth proportional to 1,861,791.88, 2,792,631.98 and 514,036.76 is: 771,039.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,791.88 : 2,792,631.98 = 514,036.76 : x
  2. Step 2: Convert to fraction form
    1,861,791.88/2,792,631.98 = 514,036.76/x
  3. Step 3: Cross multiply
    1,861,791.88x = 2,792,631.98 × 514,036.76
  4. Step 4: Simplify right side
    1,861,791.88x = 1,435,515,494,871.58
  5. Step 5: Solve for x
    x = 1,435,515,494,871.58/1,861,791.88
  6. Step 6: Final answer
    x = 771,039.72

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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.