Home / 3,549,491.80-5,321,127.30-2,130,112.60

Finding the Fourth Proportional to 3,549,491.80, 5,321,127.30 and 2,130,112.60

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Solution

The fourth proportional to 3,549,491.80, 5,321,127.30 and 2,130,112.60 is: 3,193,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,491.80 : 5,321,127.30 = 2,130,112.60 : x
  2. Step 2: Convert to fraction form
    3,549,491.80/5,321,127.30 = 2,130,112.60/x
  3. Step 3: Cross multiply
    3,549,491.80x = 5,321,127.30 × 2,130,112.60
  4. Step 4: Simplify right side
    3,549,491.80x = 11,334,600,307,933.98
  5. Step 5: Solve for x
    x = 11,334,600,307,933.98/3,549,491.80
  6. Step 6: Final answer
    x = 3,193,302.29

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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.