Home / 1,000,180.06-1,500,003.60-280,482.10

Finding the Fourth Proportional to 1,000,180.06, 1,500,003.60 and 280,482.10

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Solution

The fourth proportional to 1,000,180.06, 1,500,003.60 and 280,482.10 is: 420,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,180.06 : 1,500,003.60 = 280,482.10 : x
  2. Step 2: Convert to fraction form
    1,000,180.06/1,500,003.60 = 280,482.10/x
  3. Step 3: Cross multiply
    1,000,180.06x = 1,500,003.60 × 280,482.10
  4. Step 4: Simplify right side
    1,000,180.06x = 420,724,159,735.56
  5. Step 5: Solve for x
    x = 420,724,159,735.56/1,000,180.06
  6. Step 6: Final answer
    x = 420,648.42

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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.