Home / 2,209,157.75-3,048,618.47-1,242,267.44

Finding the Fourth Proportional to 2,209,157.75, 3,048,618.47 and 1,242,267.44

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Solution

The fourth proportional to 2,209,157.75, 3,048,618.47 and 1,242,267.44 is: 1,714,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,157.75 : 3,048,618.47 = 1,242,267.44 : x
  2. Step 2: Convert to fraction form
    2,209,157.75/3,048,618.47 = 1,242,267.44/x
  3. Step 3: Cross multiply
    2,209,157.75x = 3,048,618.47 × 1,242,267.44
  4. Step 4: Simplify right side
    2,209,157.75x = 3,787,199,440,809.19
  5. Step 5: Solve for x
    x = 3,787,199,440,809.19/2,209,157.75
  6. Step 6: Final answer
    x = 1,714,318.24

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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.