Home / 2,477,044.94-3,418,334.12-1,389,374.65

Finding the Fourth Proportional to 2,477,044.94, 3,418,334.12 and 1,389,374.65

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Solution

The fourth proportional to 2,477,044.94, 3,418,334.12 and 1,389,374.65 is: 1,917,343.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,044.94 : 3,418,334.12 = 1,389,374.65 : x
  2. Step 2: Convert to fraction form
    2,477,044.94/3,418,334.12 = 1,389,374.65/x
  3. Step 3: Cross multiply
    2,477,044.94x = 3,418,334.12 × 1,389,374.65
  4. Step 4: Simplify right side
    2,477,044.94x = 4,749,346,771,558.06
  5. Step 5: Solve for x
    x = 4,749,346,771,558.06/2,477,044.94
  6. Step 6: Final answer
    x = 1,917,343.81

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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.