Home / 1,789,845.80-2,470,043.21-1,015,509.26

Finding the Fourth Proportional to 1,789,845.80, 2,470,043.21 and 1,015,509.26

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Solution

The fourth proportional to 1,789,845.80, 2,470,043.21 and 1,015,509.26 is: 1,401,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,845.80 : 2,470,043.21 = 1,015,509.26 : x
  2. Step 2: Convert to fraction form
    1,789,845.80/2,470,043.21 = 1,015,509.26/x
  3. Step 3: Cross multiply
    1,789,845.80x = 2,470,043.21 × 1,015,509.26
  4. Step 4: Simplify right side
    1,789,845.80x = 2,508,351,734,927.36
  5. Step 5: Solve for x
    x = 2,508,351,734,927.36/1,789,845.80
  6. Step 6: Final answer
    x = 1,401,434.55

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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.