Home / 2,921,827.08-4,379,483.94-1,215,014.52

Finding the Fourth Proportional to 2,921,827.08, 4,379,483.94 and 1,215,014.52

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Solution

The fourth proportional to 2,921,827.08, 4,379,483.94 and 1,215,014.52 is: 1,821,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,827.08 : 4,379,483.94 = 1,215,014.52 : x
  2. Step 2: Convert to fraction form
    2,921,827.08/4,379,483.94 = 1,215,014.52/x
  3. Step 3: Cross multiply
    2,921,827.08x = 4,379,483.94 × 1,215,014.52
  4. Step 4: Simplify right side
    2,921,827.08x = 5,321,136,577,206.81
  5. Step 5: Solve for x
    x = 5,321,136,577,206.81/2,921,827.08
  6. Step 6: Final answer
    x = 1,821,167.52

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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.