Home / 2,879,871.32-3,973,881.83-1,590,634.82

Finding the Fourth Proportional to 2,879,871.32, 3,973,881.83 and 1,590,634.82

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Solution

The fourth proportional to 2,879,871.32, 3,973,881.83 and 1,590,634.82 is: 2,194,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879,871.32 : 3,973,881.83 = 1,590,634.82 : x
  2. Step 2: Convert to fraction form
    2,879,871.32/3,973,881.83 = 1,590,634.82/x
  3. Step 3: Cross multiply
    2,879,871.32x = 3,973,881.83 × 1,590,634.82
  4. Step 4: Simplify right side
    2,879,871.32x = 6,320,994,811,344.85
  5. Step 5: Solve for x
    x = 6,320,994,811,344.85/2,879,871.32
  6. Step 6: Final answer
    x = 2,194,887.93

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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.