Home / 3,557,372.04-4,909,172.38-1,925,778.20

Finding the Fourth Proportional to 3,557,372.04, 4,909,172.38 and 1,925,778.20

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Solution

The fourth proportional to 3,557,372.04, 4,909,172.38 and 1,925,778.20 is: 2,657,573.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,372.04 : 4,909,172.38 = 1,925,778.20 : x
  2. Step 2: Convert to fraction form
    3,557,372.04/4,909,172.38 = 1,925,778.20/x
  3. Step 3: Cross multiply
    3,557,372.04x = 4,909,172.38 × 1,925,778.20
  4. Step 4: Simplify right side
    3,557,372.04x = 9,453,977,149,446.12
  5. Step 5: Solve for x
    x = 9,453,977,149,446.12/3,557,372.04
  6. Step 6: Final answer
    x = 2,657,573.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.