Home / 4,920,800.90-7,381,201.35-3,021,383.30

Finding the Fourth Proportional to 4,920,800.90, 7,381,201.35 and 3,021,383.30

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Solution

The fourth proportional to 4,920,800.90, 7,381,201.35 and 3,021,383.30 is: 4,532,074.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,800.90 : 7,381,201.35 = 3,021,383.30 : x
  2. Step 2: Convert to fraction form
    4,920,800.90/7,381,201.35 = 3,021,383.30/x
  3. Step 3: Cross multiply
    4,920,800.90x = 7,381,201.35 × 3,021,383.30
  4. Step 4: Simplify right side
    4,920,800.90x = 22,301,438,492,827.45
  5. Step 5: Solve for x
    x = 22,301,438,492,827.45/4,920,800.90
  6. Step 6: Final answer
    x = 4,532,074.95

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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.