Home / 4,678,039.58-7,014,024.90-1,981,632.60

Finding the Fourth Proportional to 4,678,039.58, 7,014,024.90 and 1,981,632.60

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Solution

The fourth proportional to 4,678,039.58, 7,014,024.90 and 1,981,632.60 is: 2,971,163.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,039.58 : 7,014,024.90 = 1,981,632.60 : x
  2. Step 2: Convert to fraction form
    4,678,039.58/7,014,024.90 = 1,981,632.60/x
  3. Step 3: Cross multiply
    4,678,039.58x = 7,014,024.90 × 1,981,632.60
  4. Step 4: Simplify right side
    4,678,039.58x = 13,899,220,399,051.74
  5. Step 5: Solve for x
    x = 13,899,220,399,051.74/4,678,039.58
  6. Step 6: Final answer
    x = 2,971,163.49

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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.