Home / 1,346,165.88-2,019,266.40-447,607.62

Finding the Fourth Proportional to 1,346,165.88, 2,019,266.40 and 447,607.62

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Solution

The fourth proportional to 1,346,165.88, 2,019,266.40 and 447,607.62 is: 671,417.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,165.88 : 2,019,266.40 = 447,607.62 : x
  2. Step 2: Convert to fraction form
    1,346,165.88/2,019,266.40 = 447,607.62/x
  3. Step 3: Cross multiply
    1,346,165.88x = 2,019,266.40 × 447,607.62
  4. Step 4: Simplify right side
    1,346,165.88x = 903,839,027,449.97
  5. Step 5: Solve for x
    x = 903,839,027,449.97/1,346,165.88
  6. Step 6: Final answer
    x = 671,417.28

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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.