Home / 3,133,885.51-4,323,423.56-2,165,334.29

Finding the Fourth Proportional to 3,133,885.51, 4,323,423.56 and 2,165,334.29

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Solution

The fourth proportional to 3,133,885.51, 4,323,423.56 and 2,165,334.29 is: 2,987,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,885.51 : 4,323,423.56 = 2,165,334.29 : x
  2. Step 2: Convert to fraction form
    3,133,885.51/4,323,423.56 = 2,165,334.29/x
  3. Step 3: Cross multiply
    3,133,885.51x = 4,323,423.56 × 2,165,334.29
  4. Step 4: Simplify right side
    3,133,885.51x = 9,361,657,284,661.87
  5. Step 5: Solve for x
    x = 9,361,657,284,661.87/3,133,885.51
  6. Step 6: Final answer
    x = 2,987,236.53

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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.