Home / 1,866,694.46-2,800,026.05-518,853.11

Finding the Fourth Proportional to 1,866,694.46, 2,800,026.05 and 518,853.11

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Solution

The fourth proportional to 1,866,694.46, 2,800,026.05 and 518,853.11 is: 778,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,694.46 : 2,800,026.05 = 518,853.11 : x
  2. Step 2: Convert to fraction form
    1,866,694.46/2,800,026.05 = 518,853.11/x
  3. Step 3: Cross multiply
    1,866,694.46x = 2,800,026.05 × 518,853.11
  4. Step 4: Simplify right side
    1,866,694.46x = 1,452,802,207,529.12
  5. Step 5: Solve for x
    x = 1,452,802,207,529.12/1,866,694.46
  6. Step 6: Final answer
    x = 778,275.31

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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.