Home / 3,163,435.57-4,745,136.08-767,275.57

Finding the Fourth Proportional to 3,163,435.57, 4,745,136.08 and 767,275.57

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Solution

The fourth proportional to 3,163,435.57, 4,745,136.08 and 767,275.57 is: 1,150,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,435.57 : 4,745,136.08 = 767,275.57 : x
  2. Step 2: Convert to fraction form
    3,163,435.57/4,745,136.08 = 767,275.57/x
  3. Step 3: Cross multiply
    3,163,435.57x = 4,745,136.08 × 767,275.57
  4. Step 4: Simplify right side
    3,163,435.57x = 3,640,826,986,673.19
  5. Step 5: Solve for x
    x = 3,640,826,986,673.19/3,163,435.57
  6. Step 6: Final answer
    x = 1,150,909.16

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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.