Home / 3,543,370.80-5,315,056.20-1,413,783.60

Finding the Fourth Proportional to 3,543,370.80, 5,315,056.20 and 1,413,783.60

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Solution

The fourth proportional to 3,543,370.80, 5,315,056.20 and 1,413,783.60 is: 2,120,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,370.80 : 5,315,056.20 = 1,413,783.60 : x
  2. Step 2: Convert to fraction form
    3,543,370.80/5,315,056.20 = 1,413,783.60/x
  3. Step 3: Cross multiply
    3,543,370.80x = 5,315,056.20 × 1,413,783.60
  4. Step 4: Simplify right side
    3,543,370.80x = 7,514,339,288,638.32
  5. Step 5: Solve for x
    x = 7,514,339,288,638.32/3,543,370.80
  6. Step 6: Final answer
    x = 2,120,675.40

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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.