Home / 2,190,607.44-3,286,222.14-674,416.40

Finding the Fourth Proportional to 2,190,607.44, 3,286,222.14 and 674,416.40

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Solution

The fourth proportional to 2,190,607.44, 3,286,222.14 and 674,416.40 is: 1,011,720.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,607.44 : 3,286,222.14 = 674,416.40 : x
  2. Step 2: Convert to fraction form
    2,190,607.44/3,286,222.14 = 674,416.40/x
  3. Step 3: Cross multiply
    2,190,607.44x = 3,286,222.14 × 674,416.40
  4. Step 4: Simplify right side
    2,190,607.44x = 2,216,282,105,259.10
  5. Step 5: Solve for x
    x = 2,216,282,105,259.10/2,190,607.44
  6. Step 6: Final answer
    x = 1,011,720.34

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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.