Home / 1,223,449.80-1,835,174.70-336,985.80

Finding the Fourth Proportional to 1,223,449.80, 1,835,174.70 and 336,985.80

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Solution

The fourth proportional to 1,223,449.80, 1,835,174.70 and 336,985.80 is: 505,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,449.80 : 1,835,174.70 = 336,985.80 : x
  2. Step 2: Convert to fraction form
    1,223,449.80/1,835,174.70 = 336,985.80/x
  3. Step 3: Cross multiply
    1,223,449.80x = 1,835,174.70 × 336,985.80
  4. Step 4: Simplify right side
    1,223,449.80x = 618,427,814,419.26
  5. Step 5: Solve for x
    x = 618,427,814,419.26/1,223,449.80
  6. Step 6: Final answer
    x = 505,478.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.