Home / 4,920,652.20-7,384,088.70-2,898,892.20

Finding the Fourth Proportional to 4,920,652.20, 7,384,088.70 and 2,898,892.20

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Solution

The fourth proportional to 4,920,652.20, 7,384,088.70 and 2,898,892.20 is: 4,350,170.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,652.20 : 7,384,088.70 = 2,898,892.20 : x
  2. Step 2: Convert to fraction form
    4,920,652.20/7,384,088.70 = 2,898,892.20/x
  3. Step 3: Cross multiply
    4,920,652.20x = 7,384,088.70 × 2,898,892.20
  4. Step 4: Simplify right side
    4,920,652.20x = 21,405,677,136,538.14
  5. Step 5: Solve for x
    x = 21,405,677,136,538.14/4,920,652.20
  6. Step 6: Final answer
    x = 4,350,170.72

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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.