Home / 1,518,181.14-2,093,394.69-1,241,678.10

Finding the Fourth Proportional to 1,518,181.14, 2,093,394.69 and 1,241,678.10

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Solution

The fourth proportional to 1,518,181.14, 2,093,394.69 and 1,241,678.10 is: 1,712,129.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,181.14 : 2,093,394.69 = 1,241,678.10 : x
  2. Step 2: Convert to fraction form
    1,518,181.14/2,093,394.69 = 1,241,678.10/x
  3. Step 3: Cross multiply
    1,518,181.14x = 2,093,394.69 × 1,241,678.10
  4. Step 4: Simplify right side
    1,518,181.14x = 2,599,322,341,229.29
  5. Step 5: Solve for x
    x = 2,599,322,341,229.29/1,518,181.14
  6. Step 6: Final answer
    x = 1,712,129.25

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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.