Home / 2,079,780.45-3,115,005.08-1,706,532.45

Finding the Fourth Proportional to 2,079,780.45, 3,115,005.08 and 1,706,532.45

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Solution

The fourth proportional to 2,079,780.45, 3,115,005.08 and 1,706,532.45 is: 2,555,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,780.45 : 3,115,005.08 = 1,706,532.45 : x
  2. Step 2: Convert to fraction form
    2,079,780.45/3,115,005.08 = 1,706,532.45/x
  3. Step 3: Cross multiply
    2,079,780.45x = 3,115,005.08 × 1,706,532.45
  4. Step 4: Simplify right side
    2,079,780.45x = 5,315,857,242,402.18
  5. Step 5: Solve for x
    x = 5,315,857,242,402.18/2,079,780.45
  6. Step 6: Final answer
    x = 2,555,970.39

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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.