Home / 1,273,243-1,909,989.24-463,847.44

Finding the Fourth Proportional to 1,273,243, 1,909,989.24 and 463,847.44

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Solution

The fourth proportional to 1,273,243, 1,909,989.24 and 463,847.44 is: 695,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,243 : 1,909,989.24 = 463,847.44 : x
  2. Step 2: Convert to fraction form
    1,273,243/1,909,989.24 = 463,847.44/x
  3. Step 3: Cross multiply
    1,273,243x = 1,909,989.24 × 463,847.44
  4. Step 4: Simplify right side
    1,273,243x = 885,943,619,401.55
  5. Step 5: Solve for x
    x = 885,943,619,401.55/1,273,243
  6. Step 6: Final answer
    x = 695,816.60

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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.