Home / 3,905,996.50-5,389,403.40-2,357,509.36

Finding the Fourth Proportional to 3,905,996.50, 5,389,403.40 and 2,357,509.36

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Solution

The fourth proportional to 3,905,996.50, 5,389,403.40 and 2,357,509.36 is: 3,252,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,996.50 : 5,389,403.40 = 2,357,509.36 : x
  2. Step 2: Convert to fraction form
    3,905,996.50/5,389,403.40 = 2,357,509.36/x
  3. Step 3: Cross multiply
    3,905,996.50x = 5,389,403.40 × 2,357,509.36
  4. Step 4: Simplify right side
    3,905,996.50x = 12,705,568,960,315.82
  5. Step 5: Solve for x
    x = 12,705,568,960,315.82/3,905,996.50
  6. Step 6: Final answer
    x = 3,252,836.75

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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.