Home / 2,767,138.80-4,152,457.80-1,629,898.80

Finding the Fourth Proportional to 2,767,138.80, 4,152,457.80 and 1,629,898.80

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Solution

The fourth proportional to 2,767,138.80, 4,152,457.80 and 1,629,898.80 is: 2,445,878.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,138.80 : 4,152,457.80 = 1,629,898.80 : x
  2. Step 2: Convert to fraction form
    2,767,138.80/4,152,457.80 = 1,629,898.80/x
  3. Step 3: Cross multiply
    2,767,138.80x = 4,152,457.80 × 1,629,898.80
  4. Step 4: Simplify right side
    2,767,138.80x = 6,768,085,985,270.64
  5. Step 5: Solve for x
    x = 6,768,085,985,270.64/2,767,138.80
  6. Step 6: Final answer
    x = 2,445,878.75

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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.