Home / 2,309,332.10-3,186,828.42-1,276,800.20

Finding the Fourth Proportional to 2,309,332.10, 3,186,828.42 and 1,276,800.20

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Solution

The fourth proportional to 2,309,332.10, 3,186,828.42 and 1,276,800.20 is: 1,761,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,332.10 : 3,186,828.42 = 1,276,800.20 : x
  2. Step 2: Convert to fraction form
    2,309,332.10/3,186,828.42 = 1,276,800.20/x
  3. Step 3: Cross multiply
    2,309,332.10x = 3,186,828.42 × 1,276,800.20
  4. Step 4: Simplify right side
    2,309,332.10x = 4,068,943,148,087.54
  5. Step 5: Solve for x
    x = 4,068,943,148,087.54/2,309,332.10
  6. Step 6: Final answer
    x = 1,761,956.70

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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.