Home / 2,097,711.90-3,147,345.45-2,019,951.90

Finding the Fourth Proportional to 2,097,711.90, 3,147,345.45 and 2,019,951.90

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Solution

The fourth proportional to 2,097,711.90, 3,147,345.45 and 2,019,951.90 is: 3,030,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,711.90 : 3,147,345.45 = 2,019,951.90 : x
  2. Step 2: Convert to fraction form
    2,097,711.90/3,147,345.45 = 2,019,951.90/x
  3. Step 3: Cross multiply
    2,097,711.90x = 3,147,345.45 × 2,019,951.90
  4. Step 4: Simplify right side
    2,097,711.90x = 6,357,486,421,683.86
  5. Step 5: Solve for x
    x = 6,357,486,421,683.86/2,097,711.90
  6. Step 6: Final answer
    x = 3,030,676.63

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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.