Home / 3,478,466.20-5,217,699.30-1,234,312.60

Finding the Fourth Proportional to 3,478,466.20, 5,217,699.30 and 1,234,312.60

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Solution

The fourth proportional to 3,478,466.20, 5,217,699.30 and 1,234,312.60 is: 1,851,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,466.20 : 5,217,699.30 = 1,234,312.60 : x
  2. Step 2: Convert to fraction form
    3,478,466.20/5,217,699.30 = 1,234,312.60/x
  3. Step 3: Cross multiply
    3,478,466.20x = 5,217,699.30 × 1,234,312.60
  4. Step 4: Simplify right side
    3,478,466.20x = 6,440,271,989,001.18
  5. Step 5: Solve for x
    x = 6,440,271,989,001.18/3,478,466.20
  6. Step 6: Final answer
    x = 1,851,468.90

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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.