Home / 3,934,830.80-5,902,246.20-1,413,333.20

Finding the Fourth Proportional to 3,934,830.80, 5,902,246.20 and 1,413,333.20

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Solution

The fourth proportional to 3,934,830.80, 5,902,246.20 and 1,413,333.20 is: 2,119,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,830.80 : 5,902,246.20 = 1,413,333.20 : x
  2. Step 2: Convert to fraction form
    3,934,830.80/5,902,246.20 = 1,413,333.20/x
  3. Step 3: Cross multiply
    3,934,830.80x = 5,902,246.20 × 1,413,333.20
  4. Step 4: Simplify right side
    3,934,830.80x = 8,341,840,509,033.84
  5. Step 5: Solve for x
    x = 8,341,840,509,033.84/3,934,830.80
  6. Step 6: Final answer
    x = 2,119,999.80

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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.