Home / 1,511,110.40-2,266,665.60-513,838.40

Finding the Fourth Proportional to 1,511,110.40, 2,266,665.60 and 513,838.40

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Solution

The fourth proportional to 1,511,110.40, 2,266,665.60 and 513,838.40 is: 770,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,110.40 : 2,266,665.60 = 513,838.40 : x
  2. Step 2: Convert to fraction form
    1,511,110.40/2,266,665.60 = 513,838.40/x
  3. Step 3: Cross multiply
    1,511,110.40x = 2,266,665.60 × 513,838.40
  4. Step 4: Simplify right side
    1,511,110.40x = 1,164,699,825,239.04
  5. Step 5: Solve for x
    x = 1,164,699,825,239.04/1,511,110.40
  6. Step 6: Final answer
    x = 770,757.60

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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.