Home / 3,531,492.20-5,300,003.10-1,638,468.20

Finding the Fourth Proportional to 3,531,492.20, 5,300,003.10 and 1,638,468.20

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Solution

The fourth proportional to 3,531,492.20, 5,300,003.10 and 1,638,468.20 is: 2,458,985.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,492.20 : 5,300,003.10 = 1,638,468.20 : x
  2. Step 2: Convert to fraction form
    3,531,492.20/5,300,003.10 = 1,638,468.20/x
  3. Step 3: Cross multiply
    3,531,492.20x = 5,300,003.10 × 1,638,468.20
  4. Step 4: Simplify right side
    3,531,492.20x = 8,683,886,539,251.42
  5. Step 5: Solve for x
    x = 8,683,886,539,251.42/3,531,492.20
  6. Step 6: Final answer
    x = 2,458,985.05

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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.