Home / 1,179,756.32-1,628,202.21-670,535.24

Finding the Fourth Proportional to 1,179,756.32, 1,628,202.21 and 670,535.24

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Solution

The fourth proportional to 1,179,756.32, 1,628,202.21 and 670,535.24 is: 925,417.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,756.32 : 1,628,202.21 = 670,535.24 : x
  2. Step 2: Convert to fraction form
    1,179,756.32/1,628,202.21 = 670,535.24/x
  3. Step 3: Cross multiply
    1,179,756.32x = 1,628,202.21 × 670,535.24
  4. Step 4: Simplify right side
    1,179,756.32x = 1,091,766,959,650.88
  5. Step 5: Solve for x
    x = 1,091,766,959,650.88/1,179,756.32
  6. Step 6: Final answer
    x = 925,417.34

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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.