Home / 1,750,709.87-2,415,998.03-986,763.43

Finding the Fourth Proportional to 1,750,709.87, 2,415,998.03 and 986,763.43

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Solution

The fourth proportional to 1,750,709.87, 2,415,998.03 and 986,763.43 is: 1,361,743.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,709.87 : 2,415,998.03 = 986,763.43 : x
  2. Step 2: Convert to fraction form
    1,750,709.87/2,415,998.03 = 986,763.43/x
  3. Step 3: Cross multiply
    1,750,709.87x = 2,415,998.03 × 986,763.43
  4. Step 4: Simplify right side
    1,750,709.87x = 2,384,018,502,956.04
  5. Step 5: Solve for x
    x = 2,384,018,502,956.04/1,750,709.87
  6. Step 6: Final answer
    x = 1,361,743.91

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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.