Home / 2,768,000.30-4,152,000.45-2,085,984.35

Finding the Fourth Proportional to 2,768,000.30, 4,152,000.45 and 2,085,984.35

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Solution

The fourth proportional to 2,768,000.30, 4,152,000.45 and 2,085,984.35 is: 3,128,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,768,000.30 : 4,152,000.45 = 2,085,984.35 : x
  2. Step 2: Convert to fraction form
    2,768,000.30/4,152,000.45 = 2,085,984.35/x
  3. Step 3: Cross multiply
    2,768,000.30x = 4,152,000.45 × 2,085,984.35
  4. Step 4: Simplify right side
    2,768,000.30x = 8,661,007,959,892.96
  5. Step 5: Solve for x
    x = 8,661,007,959,892.96/2,768,000.30
  6. Step 6: Final answer
    x = 3,128,976.53

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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.