Home / 1,222,413-1,831,958.28-463,846.68

Finding the Fourth Proportional to 1,222,413, 1,831,958.28 and 463,846.68

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Solution

The fourth proportional to 1,222,413, 1,831,958.28 and 463,846.68 is: 695,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,413 : 1,831,958.28 = 463,846.68 : x
  2. Step 2: Convert to fraction form
    1,222,413/1,831,958.28 = 463,846.68/x
  3. Step 3: Cross multiply
    1,222,413x = 1,831,958.28 × 463,846.68
  4. Step 4: Simplify right side
    1,222,413x = 849,747,766,076.51
  5. Step 5: Solve for x
    x = 849,747,766,076.51/1,222,413
  6. Step 6: Final answer
    x = 695,139.67

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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.