Home / 1,348,015.51-2,021,803.49-449,464.69

Finding the Fourth Proportional to 1,348,015.51, 2,021,803.49 and 449,464.69

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Solution

The fourth proportional to 1,348,015.51, 2,021,803.49 and 449,464.69 is: 674,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,015.51 : 2,021,803.49 = 449,464.69 : x
  2. Step 2: Convert to fraction form
    1,348,015.51/2,021,803.49 = 449,464.69/x
  3. Step 3: Cross multiply
    1,348,015.51x = 2,021,803.49 × 449,464.69
  4. Step 4: Simplify right side
    1,348,015.51x = 908,729,276,626.45
  5. Step 5: Solve for x
    x = 908,729,276,626.45/1,348,015.51
  6. Step 6: Final answer
    x = 674,123.75

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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.