Home / 3,977,132.86-5,968,315.71-2,181,277.81

Finding the Fourth Proportional to 3,977,132.86, 5,968,315.71 and 2,181,277.81

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Solution

The fourth proportional to 3,977,132.86, 5,968,315.71 and 2,181,277.81 is: 3,273,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,132.86 : 5,968,315.71 = 2,181,277.81 : x
  2. Step 2: Convert to fraction form
    3,977,132.86/5,968,315.71 = 2,181,277.81/x
  3. Step 3: Cross multiply
    3,977,132.86x = 5,968,315.71 × 2,181,277.81
  4. Step 4: Simplify right side
    3,977,132.86x = 13,018,554,595,186.01
  5. Step 5: Solve for x
    x = 13,018,554,595,186.01/3,977,132.86
  6. Step 6: Final answer
    x = 3,273,351.70

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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.