Home / 1,449,419.40-2,174,129.10-1,024,266.60

Finding the Fourth Proportional to 1,449,419.40, 2,174,129.10 and 1,024,266.60

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Solution

The fourth proportional to 1,449,419.40, 2,174,129.10 and 1,024,266.60 is: 1,536,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,419.40 : 2,174,129.10 = 1,024,266.60 : x
  2. Step 2: Convert to fraction form
    1,449,419.40/2,174,129.10 = 1,024,266.60/x
  3. Step 3: Cross multiply
    1,449,419.40x = 2,174,129.10 × 1,024,266.60
  4. Step 4: Simplify right side
    1,449,419.40x = 2,226,887,821,218.06
  5. Step 5: Solve for x
    x = 2,226,887,821,218.06/1,449,419.40
  6. Step 6: Final answer
    x = 1,536,399.90

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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.