Home / 3,638,162.25-5,020,595.87-2,006,721.81

Finding the Fourth Proportional to 3,638,162.25, 5,020,595.87 and 2,006,721.81

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Solution

The fourth proportional to 3,638,162.25, 5,020,595.87 and 2,006,721.81 is: 2,769,238.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,162.25 : 5,020,595.87 = 2,006,721.81 : x
  2. Step 2: Convert to fraction form
    3,638,162.25/5,020,595.87 = 2,006,721.81/x
  3. Step 3: Cross multiply
    3,638,162.25x = 5,020,595.87 × 2,006,721.81
  4. Step 4: Simplify right side
    3,638,162.25x = 10,074,939,221,491.32
  5. Step 5: Solve for x
    x = 10,074,939,221,491.32/3,638,162.25
  6. Step 6: Final answer
    x = 2,769,238.57

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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.