Home / 2,309,127.40-3,186,501.67-1,276,569.47

Finding the Fourth Proportional to 2,309,127.40, 3,186,501.67 and 1,276,569.47

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Solution

The fourth proportional to 2,309,127.40, 3,186,501.67 and 1,276,569.47 is: 1,761,613.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,127.40 : 3,186,501.67 = 1,276,569.47 : x
  2. Step 2: Convert to fraction form
    2,309,127.40/3,186,501.67 = 1,276,569.47/x
  3. Step 3: Cross multiply
    2,309,127.40x = 3,186,501.67 × 1,276,569.47
  4. Step 4: Simplify right side
    2,309,127.40x = 4,067,790,728,902.08
  5. Step 5: Solve for x
    x = 4,067,790,728,902.08/2,309,127.40
  6. Step 6: Final answer
    x = 1,761,613.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.