Home / 2,477,043.94-3,418,332.74-1,389,373.65

Finding the Fourth Proportional to 2,477,043.94, 3,418,332.74 and 1,389,373.65

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Solution

The fourth proportional to 2,477,043.94, 3,418,332.74 and 1,389,373.65 is: 1,917,342.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,043.94 : 3,418,332.74 = 1,389,373.65 : x
  2. Step 2: Convert to fraction form
    2,477,043.94/3,418,332.74 = 1,389,373.65/x
  3. Step 3: Cross multiply
    2,477,043.94x = 3,418,332.74 × 1,389,373.65
  4. Step 4: Simplify right side
    2,477,043.94x = 4,749,341,435,888.30
  5. Step 5: Solve for x
    x = 4,749,341,435,888.30/2,477,043.94
  6. Step 6: Final answer
    x = 1,917,342.43

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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.