Home / 2,575,798.08-3,862,121.72-1,228,372.80

Finding the Fourth Proportional to 2,575,798.08, 3,862,121.72 and 1,228,372.80

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Solution

The fourth proportional to 2,575,798.08, 3,862,121.72 and 1,228,372.80 is: 1,841,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,798.08 : 3,862,121.72 = 1,228,372.80 : x
  2. Step 2: Convert to fraction form
    2,575,798.08/3,862,121.72 = 1,228,372.80/x
  3. Step 3: Cross multiply
    2,575,798.08x = 3,862,121.72 × 1,228,372.80
  4. Step 4: Simplify right side
    2,575,798.08x = 4,744,125,271,137.22
  5. Step 5: Solve for x
    x = 4,744,125,271,137.22/2,575,798.08
  6. Step 6: Final answer
    x = 1,841,807.91

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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.