Home / 4,885,520.20-7,330,904.70-2,045,919.40

Finding the Fourth Proportional to 4,885,520.20, 7,330,904.70 and 2,045,919.40

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Solution

The fourth proportional to 4,885,520.20, 7,330,904.70 and 2,045,919.40 is: 3,069,978.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,520.20 : 7,330,904.70 = 2,045,919.40 : x
  2. Step 2: Convert to fraction form
    4,885,520.20/7,330,904.70 = 2,045,919.40/x
  3. Step 3: Cross multiply
    4,885,520.20x = 7,330,904.70 × 2,045,919.40
  4. Step 4: Simplify right side
    4,885,520.20x = 14,998,440,145,281.18
  5. Step 5: Solve for x
    x = 14,998,440,145,281.18/4,885,520.20
  6. Step 6: Final answer
    x = 3,069,978.13

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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.