Home / 2,535,843-3,803,985.90-642,584.51

Finding the Fourth Proportional to 2,535,843, 3,803,985.90 and 642,584.51

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Solution

The fourth proportional to 2,535,843, 3,803,985.90 and 642,584.51 is: 963,932.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535,843 : 3,803,985.90 = 642,584.51 : x
  2. Step 2: Convert to fraction form
    2,535,843/3,803,985.90 = 642,584.51/x
  3. Step 3: Cross multiply
    2,535,843x = 3,803,985.90 × 642,584.51
  4. Step 4: Simplify right side
    2,535,843x = 2,444,382,396,578.48
  5. Step 5: Solve for x
    x = 2,444,382,396,578.48/2,535,843
  6. Step 6: Final answer
    x = 963,932.86

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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.