Home / 2,105,601.96-3,159,647.10-776,839.08

Finding the Fourth Proportional to 2,105,601.96, 3,159,647.10 and 776,839.08

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Solution

The fourth proportional to 2,105,601.96, 3,159,647.10 and 776,839.08 is: 1,165,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,105,601.96 : 3,159,647.10 = 776,839.08 : x
  2. Step 2: Convert to fraction form
    2,105,601.96/3,159,647.10 = 776,839.08/x
  3. Step 3: Cross multiply
    2,105,601.96x = 3,159,647.10 × 776,839.08
  4. Step 4: Simplify right side
    2,105,601.96x = 2,454,537,346,288.67
  5. Step 5: Solve for x
    x = 2,454,537,346,288.67/2,105,601.96
  6. Step 6: Final answer
    x = 1,165,717.64

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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.