Home / 2,934,136.80-4,401,205.20-1,251,410.40

Finding the Fourth Proportional to 2,934,136.80, 4,401,205.20 and 1,251,410.40

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Solution

The fourth proportional to 2,934,136.80, 4,401,205.20 and 1,251,410.40 is: 1,877,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934,136.80 : 4,401,205.20 = 1,251,410.40 : x
  2. Step 2: Convert to fraction form
    2,934,136.80/4,401,205.20 = 1,251,410.40/x
  3. Step 3: Cross multiply
    2,934,136.80x = 4,401,205.20 × 1,251,410.40
  4. Step 4: Simplify right side
    2,934,136.80x = 5,507,713,959,814.08
  5. Step 5: Solve for x
    x = 5,507,713,959,814.08/2,934,136.80
  6. Step 6: Final answer
    x = 1,877,115.60

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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.