Home / 4,870,999.70-7,306,960.35-1,325,143.70

Finding the Fourth Proportional to 4,870,999.70, 7,306,960.35 and 1,325,143.70

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Solution

The fourth proportional to 4,870,999.70, 7,306,960.35 and 1,325,143.70 is: 1,987,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,999.70 : 7,306,960.35 = 1,325,143.70 : x
  2. Step 2: Convert to fraction form
    4,870,999.70/7,306,960.35 = 1,325,143.70/x
  3. Step 3: Cross multiply
    4,870,999.70x = 7,306,960.35 × 1,325,143.70
  4. Step 4: Simplify right side
    4,870,999.70x = 9,682,772,473,952.30
  5. Step 5: Solve for x
    x = 9,682,772,473,952.30/4,870,999.70
  6. Step 6: Final answer
    x = 1,987,840.91

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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.