Home / 1,418,727.37-1,957,891.04-774,182.93

Finding the Fourth Proportional to 1,418,727.37, 1,957,891.04 and 774,182.93

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Solution

The fourth proportional to 1,418,727.37, 1,957,891.04 and 774,182.93 is: 1,068,398.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,727.37 : 1,957,891.04 = 774,182.93 : x
  2. Step 2: Convert to fraction form
    1,418,727.37/1,957,891.04 = 774,182.93/x
  3. Step 3: Cross multiply
    1,418,727.37x = 1,957,891.04 × 774,182.93
  4. Step 4: Simplify right side
    1,418,727.37x = 1,515,765,812,178.49
  5. Step 5: Solve for x
    x = 1,515,765,812,178.49/1,418,727.37
  6. Step 6: Final answer
    x = 1,068,398.23

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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.