Home / 2,686,782.12-3,703,842.48-2,041,081.32

Finding the Fourth Proportional to 2,686,782.12, 3,703,842.48 and 2,041,081.32

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Solution

The fourth proportional to 2,686,782.12, 3,703,842.48 and 2,041,081.32 is: 2,813,716.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,782.12 : 3,703,842.48 = 2,041,081.32 : x
  2. Step 2: Convert to fraction form
    2,686,782.12/3,703,842.48 = 2,041,081.32/x
  3. Step 3: Cross multiply
    2,686,782.12x = 3,703,842.48 × 2,041,081.32
  4. Step 4: Simplify right side
    2,686,782.12x = 7,559,843,698,150.47
  5. Step 5: Solve for x
    x = 7,559,843,698,150.47/2,686,782.12
  6. Step 6: Final answer
    x = 2,813,716.69

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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.