Home / 3,102,389.35-4,281,555.96-1,725,992.40

Finding the Fourth Proportional to 3,102,389.35, 4,281,555.96 and 1,725,992.40

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Solution

The fourth proportional to 3,102,389.35, 4,281,555.96 and 1,725,992.40 is: 2,382,013.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,389.35 : 4,281,555.96 = 1,725,992.40 : x
  2. Step 2: Convert to fraction form
    3,102,389.35/4,281,555.96 = 1,725,992.40/x
  3. Step 3: Cross multiply
    3,102,389.35x = 4,281,555.96 × 1,725,992.40
  4. Step 4: Simplify right side
    3,102,389.35x = 7,389,933,031,078.87
  5. Step 5: Solve for x
    x = 7,389,933,031,078.87/3,102,389.35
  6. Step 6: Final answer
    x = 2,382,013.41

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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.