Home / 2,756,967.80-4,136,012.20-959,991.40

Finding the Fourth Proportional to 2,756,967.80, 4,136,012.20 and 959,991.40

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Solution

The fourth proportional to 2,756,967.80, 4,136,012.20 and 959,991.40 is: 1,440,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,967.80 : 4,136,012.20 = 959,991.40 : x
  2. Step 2: Convert to fraction form
    2,756,967.80/4,136,012.20 = 959,991.40/x
  3. Step 3: Cross multiply
    2,756,967.80x = 4,136,012.20 × 959,991.40
  4. Step 4: Simplify right side
    2,756,967.80x = 3,970,536,142,295.08
  5. Step 5: Solve for x
    x = 3,970,536,142,295.08/2,756,967.80
  6. Step 6: Final answer
    x = 1,440,182.27

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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.