Home / 2,768,081.10-4,152,121.65-1,699,658.70

Finding the Fourth Proportional to 2,768,081.10, 4,152,121.65 and 1,699,658.70

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Solution

The fourth proportional to 2,768,081.10, 4,152,121.65 and 1,699,658.70 is: 2,549,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,081.10 : 4,152,121.65 = 1,699,658.70 : x
  2. Step 2: Convert to fraction form
    2,768,081.10/4,152,121.65 = 1,699,658.70/x
  3. Step 3: Cross multiply
    2,768,081.10x = 4,152,121.65 × 1,699,658.70
  4. Step 4: Simplify right side
    2,768,081.10x = 7,057,189,685,880.86
  5. Step 5: Solve for x
    x = 7,057,189,685,880.86/2,768,081.10
  6. Step 6: Final answer
    x = 2,549,488.05

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1.5x scale

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.