Home / 3,653,703.20-5,480,554.80-1,129,613.60

Finding the Fourth Proportional to 3,653,703.20, 5,480,554.80 and 1,129,613.60

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Solution

The fourth proportional to 3,653,703.20, 5,480,554.80 and 1,129,613.60 is: 1,694,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,703.20 : 5,480,554.80 = 1,129,613.60 : x
  2. Step 2: Convert to fraction form
    3,653,703.20/5,480,554.80 = 1,129,613.60/x
  3. Step 3: Cross multiply
    3,653,703.20x = 5,480,554.80 × 1,129,613.60
  4. Step 4: Simplify right side
    3,653,703.20x = 6,190,909,237,625.28
  5. Step 5: Solve for x
    x = 6,190,909,237,625.28/3,653,703.20
  6. Step 6: Final answer
    x = 1,694,420.40

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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.