Home / 3,977,844.93-5,963,549.31-1,243,985.81

Finding the Fourth Proportional to 3,977,844.93, 5,963,549.31 and 1,243,985.81

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Solution

The fourth proportional to 3,977,844.93, 5,963,549.31 and 1,243,985.81 is: 1,864,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977,844.93 : 5,963,549.31 = 1,243,985.81 : x
  2. Step 2: Convert to fraction form
    3,977,844.93/5,963,549.31 = 1,243,985.81/x
  3. Step 3: Cross multiply
    3,977,844.93x = 5,963,549.31 × 1,243,985.81
  4. Step 4: Simplify right side
    3,977,844.93x = 7,418,570,689,057.54
  5. Step 5: Solve for x
    x = 7,418,570,689,057.54/3,977,844.93
  6. Step 6: Final answer
    x = 1,864,972.32

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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.