Home / 2,748,239.15-4,120,427.12-1,210,504.77

Finding the Fourth Proportional to 2,748,239.15, 4,120,427.12 and 1,210,504.77

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Solution

The fourth proportional to 2,748,239.15, 4,120,427.12 and 1,210,504.77 is: 1,814,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,239.15 : 4,120,427.12 = 1,210,504.77 : x
  2. Step 2: Convert to fraction form
    2,748,239.15/4,120,427.12 = 1,210,504.77/x
  3. Step 3: Cross multiply
    2,748,239.15x = 4,120,427.12 × 1,210,504.77
  4. Step 4: Simplify right side
    2,748,239.15x = 4,987,796,677,144.84
  5. Step 5: Solve for x
    x = 4,987,796,677,144.84/2,748,239.15
  6. Step 6: Final answer
    x = 1,814,906.35

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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.