Home / 2,768,563.80-4,153,501.80-1,420,934.40

Finding the Fourth Proportional to 2,768,563.80, 4,153,501.80 and 1,420,934.40

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Solution

The fourth proportional to 2,768,563.80, 4,153,501.80 and 1,420,934.40 is: 2,131,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,563.80 : 4,153,501.80 = 1,420,934.40 : x
  2. Step 2: Convert to fraction form
    2,768,563.80/4,153,501.80 = 1,420,934.40/x
  3. Step 3: Cross multiply
    2,768,563.80x = 4,153,501.80 × 1,420,934.40
  4. Step 4: Simplify right side
    2,768,563.80x = 5,901,853,588,081.92
  5. Step 5: Solve for x
    x = 5,901,853,588,081.92/2,768,563.80
  6. Step 6: Final answer
    x = 2,131,738.34

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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.