Home / 2,985,622.20-4,478,433.30-1,492,630.20

Finding the Fourth Proportional to 2,985,622.20, 4,478,433.30 and 1,492,630.20

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Solution

The fourth proportional to 2,985,622.20, 4,478,433.30 and 1,492,630.20 is: 2,238,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,622.20 : 4,478,433.30 = 1,492,630.20 : x
  2. Step 2: Convert to fraction form
    2,985,622.20/4,478,433.30 = 1,492,630.20/x
  3. Step 3: Cross multiply
    2,985,622.20x = 4,478,433.30 × 1,492,630.20
  4. Step 4: Simplify right side
    2,985,622.20x = 6,684,644,792,265.66
  5. Step 5: Solve for x
    x = 6,684,644,792,265.66/2,985,622.20
  6. Step 6: Final answer
    x = 2,238,945.30

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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.