Home / 4,875,180.70-7,308,781.12-1,840,824.80

Finding the Fourth Proportional to 4,875,180.70, 7,308,781.12 and 1,840,824.80

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Solution

The fourth proportional to 4,875,180.70, 7,308,781.12 and 1,840,824.80 is: 2,759,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875,180.70 : 7,308,781.12 = 1,840,824.80 : x
  2. Step 2: Convert to fraction form
    4,875,180.70/7,308,781.12 = 1,840,824.80/x
  3. Step 3: Cross multiply
    4,875,180.70x = 7,308,781.12 × 1,840,824.80
  4. Step 4: Simplify right side
    4,875,180.70x = 13,454,185,543,467.78
  5. Step 5: Solve for x
    x = 13,454,185,543,467.78/4,875,180.70
  6. Step 6: Final answer
    x = 2,759,730.64

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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.