Home / 1,445,331.35-1,994,504.36-833,509.90

Finding the Fourth Proportional to 1,445,331.35, 1,994,504.36 and 833,509.90

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Solution

The fourth proportional to 1,445,331.35, 1,994,504.36 and 833,509.90 is: 1,150,213.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,331.35 : 1,994,504.36 = 833,509.90 : x
  2. Step 2: Convert to fraction form
    1,445,331.35/1,994,504.36 = 833,509.90/x
  3. Step 3: Cross multiply
    1,445,331.35x = 1,994,504.36 × 833,509.90
  4. Step 4: Simplify right side
    1,445,331.35x = 1,662,439,121,448.15
  5. Step 5: Solve for x
    x = 1,662,439,121,448.15/1,445,331.35
  6. Step 6: Final answer
    x = 1,150,213.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.