Home / 1,511,330.73-2,082,088.91-1,051,654.79

Finding the Fourth Proportional to 1,511,330.73, 2,082,088.91 and 1,051,654.79

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Solution

The fourth proportional to 1,511,330.73, 2,082,088.91 and 1,051,654.79 is: 1,448,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,330.73 : 2,082,088.91 = 1,051,654.79 : x
  2. Step 2: Convert to fraction form
    1,511,330.73/2,082,088.91 = 1,051,654.79/x
  3. Step 3: Cross multiply
    1,511,330.73x = 2,082,088.91 × 1,051,654.79
  4. Step 4: Simplify right side
    1,511,330.73x = 2,189,638,775,407.38
  5. Step 5: Solve for x
    x = 2,189,638,775,407.38/1,511,330.73
  6. Step 6: Final answer
    x = 1,448,815.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.