Home / 1,200,061.56-1,800,094.10-490,089.64

Finding the Fourth Proportional to 1,200,061.56, 1,800,094.10 and 490,089.64

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Solution

The fourth proportional to 1,200,061.56, 1,800,094.10 and 490,089.64 is: 735,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,061.56 : 1,800,094.10 = 490,089.64 : x
  2. Step 2: Convert to fraction form
    1,200,061.56/1,800,094.10 = 490,089.64/x
  3. Step 3: Cross multiply
    1,200,061.56x = 1,800,094.10 × 490,089.64
  4. Step 4: Simplify right side
    1,200,061.56x = 882,207,469,435.12
  5. Step 5: Solve for x
    x = 882,207,469,435.12/1,200,061.56
  6. Step 6: Final answer
    x = 735,135.18

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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.