Home / 2,133,468.44-2,943,619.04-1,215,677.94

Finding the Fourth Proportional to 2,133,468.44, 2,943,619.04 and 1,215,677.94

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Solution

The fourth proportional to 2,133,468.44, 2,943,619.04 and 1,215,677.94 is: 1,677,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,468.44 : 2,943,619.04 = 1,215,677.94 : x
  2. Step 2: Convert to fraction form
    2,133,468.44/2,943,619.04 = 1,215,677.94/x
  3. Step 3: Cross multiply
    2,133,468.44x = 2,943,619.04 × 1,215,677.94
  4. Step 4: Simplify right side
    2,133,468.44x = 3,578,492,741,090.22
  5. Step 5: Solve for x
    x = 3,578,492,741,090.22/2,133,468.44
  6. Step 6: Final answer
    x = 1,677,312.25

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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.