Home / 2,685,607.85-4,029,020.70-888,488.49

Finding the Fourth Proportional to 2,685,607.85, 4,029,020.70 and 888,488.49

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Solution

The fourth proportional to 2,685,607.85, 4,029,020.70 and 888,488.49 is: 1,332,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,607.85 : 4,029,020.70 = 888,488.49 : x
  2. Step 2: Convert to fraction form
    2,685,607.85/4,029,020.70 = 888,488.49/x
  3. Step 3: Cross multiply
    2,685,607.85x = 4,029,020.70 × 888,488.49
  4. Step 4: Simplify right side
    2,685,607.85x = 3,579,738,529,698.74
  5. Step 5: Solve for x
    x = 3,579,738,529,698.74/2,685,607.85
  6. Step 6: Final answer
    x = 1,332,934.19

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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.