Home / 1,770,000.41-2,656,419.38-917,315.83

Finding the Fourth Proportional to 1,770,000.41, 2,656,419.38 and 917,315.83

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Solution

The fourth proportional to 1,770,000.41, 2,656,419.38 and 917,315.83 is: 1,376,709.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,000.41 : 2,656,419.38 = 917,315.83 : x
  2. Step 2: Convert to fraction form
    1,770,000.41/2,656,419.38 = 917,315.83/x
  3. Step 3: Cross multiply
    1,770,000.41x = 2,656,419.38 × 917,315.83
  4. Step 4: Simplify right side
    1,770,000.41x = 2,436,775,548,392.79
  5. Step 5: Solve for x
    x = 2,436,775,548,392.79/1,770,000.41
  6. Step 6: Final answer
    x = 1,376,709.03

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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.