Home / 1,604,029.86-2,213,588.46-878,948.28

Finding the Fourth Proportional to 1,604,029.86, 2,213,588.46 and 878,948.28

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Solution

The fourth proportional to 1,604,029.86, 2,213,588.46 and 878,948.28 is: 1,212,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,029.86 : 2,213,588.46 = 878,948.28 : x
  2. Step 2: Convert to fraction form
    1,604,029.86/2,213,588.46 = 878,948.28/x
  3. Step 3: Cross multiply
    1,604,029.86x = 2,213,588.46 × 878,948.28
  4. Step 4: Simplify right side
    1,604,029.86x = 1,945,629,769,544.85
  5. Step 5: Solve for x
    x = 1,945,629,769,544.85/1,604,029.86
  6. Step 6: Final answer
    x = 1,212,963.56

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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.