Home / 5,208,337.20-7,812,506.70-2,174,047.80

Finding the Fourth Proportional to 5,208,337.20, 7,812,506.70 and 2,174,047.80

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Solution

The fourth proportional to 5,208,337.20, 7,812,506.70 and 2,174,047.80 is: 3,261,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,337.20 : 7,812,506.70 = 2,174,047.80 : x
  2. Step 2: Convert to fraction form
    5,208,337.20/7,812,506.70 = 2,174,047.80/x
  3. Step 3: Cross multiply
    5,208,337.20x = 7,812,506.70 × 2,174,047.80
  4. Step 4: Simplify right side
    5,208,337.20x = 16,984,763,003,620.26
  5. Step 5: Solve for x
    x = 16,984,763,003,620.26/5,208,337.20
  6. Step 6: Final answer
    x = 3,261,072.08

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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.