Home / 1,861,252.82-2,792,328.06-646,652.66

Finding the Fourth Proportional to 1,861,252.82, 2,792,328.06 and 646,652.66

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Solution

The fourth proportional to 1,861,252.82, 2,792,328.06 and 646,652.66 is: 970,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,252.82 : 2,792,328.06 = 646,652.66 : x
  2. Step 2: Convert to fraction form
    1,861,252.82/2,792,328.06 = 646,652.66/x
  3. Step 3: Cross multiply
    1,861,252.82x = 2,792,328.06 × 646,652.66
  4. Step 4: Simplify right side
    1,861,252.82x = 1,805,666,367,591.64
  5. Step 5: Solve for x
    x = 1,805,666,367,591.64/1,861,252.82
  6. Step 6: Final answer
    x = 970,134.93

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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.