Home / 3,640,638.60-5,462,488.80-1,955,773.80

Finding the Fourth Proportional to 3,640,638.60, 5,462,488.80 and 1,955,773.80

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Solution

The fourth proportional to 3,640,638.60, 5,462,488.80 and 1,955,773.80 is: 2,934,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,638.60 : 5,462,488.80 = 1,955,773.80 : x
  2. Step 2: Convert to fraction form
    3,640,638.60/5,462,488.80 = 1,955,773.80/x
  3. Step 3: Cross multiply
    3,640,638.60x = 5,462,488.80 × 1,955,773.80
  4. Step 4: Simplify right side
    3,640,638.60x = 10,683,392,477,833.44
  5. Step 5: Solve for x
    x = 10,683,392,477,833.44/3,640,638.60
  6. Step 6: Final answer
    x = 2,934,483.11

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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.