Home / 4,843,577.20-7,260,181.80-1,645,740.40

Finding the Fourth Proportional to 4,843,577.20, 7,260,181.80 and 1,645,740.40

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Solution

The fourth proportional to 4,843,577.20, 7,260,181.80 and 1,645,740.40 is: 2,466,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843,577.20 : 7,260,181.80 = 1,645,740.40 : x
  2. Step 2: Convert to fraction form
    4,843,577.20/7,260,181.80 = 1,645,740.40/x
  3. Step 3: Cross multiply
    4,843,577.20x = 7,260,181.80 × 1,645,740.40
  4. Step 4: Simplify right side
    4,843,577.20x = 11,948,374,499,604.72
  5. Step 5: Solve for x
    x = 11,948,374,499,604.72/4,843,577.20
  6. Step 6: Final answer
    x = 2,466,849.19

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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.