Home / 4,724,130.80-7,084,813.80-1,691,145.20

Finding the Fourth Proportional to 4,724,130.80, 7,084,813.80 and 1,691,145.20

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Solution

The fourth proportional to 4,724,130.80, 7,084,813.80 and 1,691,145.20 is: 2,536,222.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,130.80 : 7,084,813.80 = 1,691,145.20 : x
  2. Step 2: Convert to fraction form
    4,724,130.80/7,084,813.80 = 1,691,145.20/x
  3. Step 3: Cross multiply
    4,724,130.80x = 7,084,813.80 × 1,691,145.20
  4. Step 4: Simplify right side
    4,724,130.80x = 11,981,448,850,763.76
  5. Step 5: Solve for x
    x = 11,981,448,850,763.76/4,724,130.80
  6. Step 6: Final answer
    x = 2,536,222.93

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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.