Home / 2,860,420.60-4,290,630.90-1,512,062.20

Finding the Fourth Proportional to 2,860,420.60, 4,290,630.90 and 1,512,062.20

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Solution

The fourth proportional to 2,860,420.60, 4,290,630.90 and 1,512,062.20 is: 2,268,093.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,420.60 : 4,290,630.90 = 1,512,062.20 : x
  2. Step 2: Convert to fraction form
    2,860,420.60/4,290,630.90 = 1,512,062.20/x
  3. Step 3: Cross multiply
    2,860,420.60x = 4,290,630.90 × 1,512,062.20
  4. Step 4: Simplify right side
    2,860,420.60x = 6,487,700,798,041.98
  5. Step 5: Solve for x
    x = 6,487,700,798,041.98/2,860,420.60
  6. Step 6: Final answer
    x = 2,268,093.30

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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.