Home / 1,948,909.80-2,923,364.70-1,277,063.40

Finding the Fourth Proportional to 1,948,909.80, 2,923,364.70 and 1,277,063.40

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Solution

The fourth proportional to 1,948,909.80, 2,923,364.70 and 1,277,063.40 is: 1,915,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,909.80 : 2,923,364.70 = 1,277,063.40 : x
  2. Step 2: Convert to fraction form
    1,948,909.80/2,923,364.70 = 1,277,063.40/x
  3. Step 3: Cross multiply
    1,948,909.80x = 2,923,364.70 × 1,277,063.40
  4. Step 4: Simplify right side
    1,948,909.80x = 3,733,322,063,221.98
  5. Step 5: Solve for x
    x = 3,733,322,063,221.98/1,948,909.80
  6. Step 6: Final answer
    x = 1,915,595.10

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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.