Home / 1,642,800.87-2,267,017.47-907,743.47

Finding the Fourth Proportional to 1,642,800.87, 2,267,017.47 and 907,743.47

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Solution

The fourth proportional to 1,642,800.87, 2,267,017.47 and 907,743.47 is: 1,252,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,800.87 : 2,267,017.47 = 907,743.47 : x
  2. Step 2: Convert to fraction form
    1,642,800.87/2,267,017.47 = 907,743.47/x
  3. Step 3: Cross multiply
    1,642,800.87x = 2,267,017.47 × 907,743.47
  4. Step 4: Simplify right side
    1,642,800.87x = 2,057,870,293,433.33
  5. Step 5: Solve for x
    x = 2,057,870,293,433.33/1,642,800.87
  6. Step 6: Final answer
    x = 1,252,659.61

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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.