Home / 2,186,999.80-3,280,499.70-1,549,270.60

Finding the Fourth Proportional to 2,186,999.80, 3,280,499.70 and 1,549,270.60

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Solution

The fourth proportional to 2,186,999.80, 3,280,499.70 and 1,549,270.60 is: 2,323,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,999.80 : 3,280,499.70 = 1,549,270.60 : x
  2. Step 2: Convert to fraction form
    2,186,999.80/3,280,499.70 = 1,549,270.60/x
  3. Step 3: Cross multiply
    2,186,999.80x = 3,280,499.70 × 1,549,270.60
  4. Step 4: Simplify right side
    2,186,999.80x = 5,082,381,738,518.82
  5. Step 5: Solve for x
    x = 5,082,381,738,518.82/2,186,999.80
  6. Step 6: Final answer
    x = 2,323,905.90

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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.