Home / 5,424,583.80-8,133,919.20-1,637,574.60

Finding the Fourth Proportional to 5,424,583.80, 8,133,919.20 and 1,637,574.60

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Solution

The fourth proportional to 5,424,583.80, 8,133,919.20 and 1,637,574.60 is: 2,455,469.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,583.80 : 8,133,919.20 = 1,637,574.60 : x
  2. Step 2: Convert to fraction form
    5,424,583.80/8,133,919.20 = 1,637,574.60/x
  3. Step 3: Cross multiply
    5,424,583.80x = 8,133,919.20 × 1,637,574.60
  4. Step 4: Simplify right side
    5,424,583.80x = 13,319,899,480,372.32
  5. Step 5: Solve for x
    x = 13,319,899,480,372.32/5,424,583.80
  6. Step 6: Final answer
    x = 2,455,469.39

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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.