Home / 1,811,361.14-2,716,875.12-613,146.50

Finding the Fourth Proportional to 1,811,361.14, 2,716,875.12 and 613,146.50

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Solution

The fourth proportional to 1,811,361.14, 2,716,875.12 and 613,146.50 is: 919,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,361.14 : 2,716,875.12 = 613,146.50 : x
  2. Step 2: Convert to fraction form
    1,811,361.14/2,716,875.12 = 613,146.50/x
  3. Step 3: Cross multiply
    1,811,361.14x = 2,716,875.12 × 613,146.50
  4. Step 4: Simplify right side
    1,811,361.14x = 1,665,842,470,765.08
  5. Step 5: Solve for x
    x = 1,665,842,470,765.08/1,811,361.14
  6. Step 6: Final answer
    x = 919,663.36

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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.