Home / 2,330,108.40-3,490,684.71-1,428,922.26

Finding the Fourth Proportional to 2,330,108.40, 3,490,684.71 and 1,428,922.26

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Solution

The fourth proportional to 2,330,108.40, 3,490,684.71 and 1,428,922.26 is: 2,140,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330,108.40 : 3,490,684.71 = 1,428,922.26 : x
  2. Step 2: Convert to fraction form
    2,330,108.40/3,490,684.71 = 1,428,922.26/x
  3. Step 3: Cross multiply
    2,330,108.40x = 3,490,684.71 × 1,428,922.26
  4. Step 4: Simplify right side
    2,330,108.40x = 4,987,917,084,760.64
  5. Step 5: Solve for x
    x = 4,987,917,084,760.64/2,330,108.40
  6. Step 6: Final answer
    x = 2,140,637.36

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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.