Home / 2,794,543.20-4,191,814.80-1,837,949.40

Finding the Fourth Proportional to 2,794,543.20, 4,191,814.80 and 1,837,949.40

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Solution

The fourth proportional to 2,794,543.20, 4,191,814.80 and 1,837,949.40 is: 2,756,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,543.20 : 4,191,814.80 = 1,837,949.40 : x
  2. Step 2: Convert to fraction form
    2,794,543.20/4,191,814.80 = 1,837,949.40/x
  3. Step 3: Cross multiply
    2,794,543.20x = 4,191,814.80 × 1,837,949.40
  4. Step 4: Simplify right side
    2,794,543.20x = 7,704,343,496,571.12
  5. Step 5: Solve for x
    x = 7,704,343,496,571.12/2,794,543.20
  6. Step 6: Final answer
    x = 2,756,924.10

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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.