Home / 4,678,579.80-7,017,869.70-2,552,815.80

Finding the Fourth Proportional to 4,678,579.80, 7,017,869.70 and 2,552,815.80

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Solution

The fourth proportional to 4,678,579.80, 7,017,869.70 and 2,552,815.80 is: 3,829,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,579.80 : 7,017,869.70 = 2,552,815.80 : x
  2. Step 2: Convert to fraction form
    4,678,579.80/7,017,869.70 = 2,552,815.80/x
  3. Step 3: Cross multiply
    4,678,579.80x = 7,017,869.70 × 2,552,815.80
  4. Step 4: Simplify right side
    4,678,579.80x = 17,915,328,652,501.26
  5. Step 5: Solve for x
    x = 17,915,328,652,501.26/4,678,579.80
  6. Step 6: Final answer
    x = 3,829,223.70

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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.