Home / 1,346,137.31-2,019,223.55-447,579.04

Finding the Fourth Proportional to 1,346,137.31, 2,019,223.55 and 447,579.04

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Solution

The fourth proportional to 1,346,137.31, 2,019,223.55 and 447,579.04 is: 671,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,137.31 : 2,019,223.55 = 447,579.04 : x
  2. Step 2: Convert to fraction form
    1,346,137.31/2,019,223.55 = 447,579.04/x
  3. Step 3: Cross multiply
    1,346,137.31x = 2,019,223.55 × 447,579.04
  4. Step 4: Simplify right side
    1,346,137.31x = 903,762,138,054.39
  5. Step 5: Solve for x
    x = 903,762,138,054.39/1,346,137.31
  6. Step 6: Final answer
    x = 671,374.41

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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.