Home / 1,410,228.21-2,116,182.83-511,740.04

Finding the Fourth Proportional to 1,410,228.21, 2,116,182.83 and 511,740.04

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Solution

The fourth proportional to 1,410,228.21, 2,116,182.83 and 511,740.04 is: 767,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,228.21 : 2,116,182.83 = 511,740.04 : x
  2. Step 2: Convert to fraction form
    1,410,228.21/2,116,182.83 = 511,740.04/x
  3. Step 3: Cross multiply
    1,410,228.21x = 2,116,182.83 × 511,740.04
  4. Step 4: Simplify right side
    1,410,228.21x = 1,082,935,486,071.51
  5. Step 5: Solve for x
    x = 1,082,935,486,071.51/1,410,228.21
  6. Step 6: Final answer
    x = 767,915.06

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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.