Home / 2,209,440.70-3,048,999.23-1,242,570.70

Finding the Fourth Proportional to 2,209,440.70, 3,048,999.23 and 1,242,570.70

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Solution

The fourth proportional to 2,209,440.70, 3,048,999.23 and 1,242,570.70 is: 1,714,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,440.70 : 3,048,999.23 = 1,242,570.70 : x
  2. Step 2: Convert to fraction form
    2,209,440.70/3,048,999.23 = 1,242,570.70/x
  3. Step 3: Cross multiply
    2,209,440.70x = 3,048,999.23 × 1,242,570.70
  4. Step 4: Simplify right side
    2,209,440.70x = 3,788,597,107,520.56
  5. Step 5: Solve for x
    x = 3,788,597,107,520.56/2,209,440.70
  6. Step 6: Final answer
    x = 1,714,731.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.