Home / 1,108,998.95-1,662,783.04-435,148.33

Finding the Fourth Proportional to 1,108,998.95, 1,662,783.04 and 435,148.33

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Solution

The fourth proportional to 1,108,998.95, 1,662,783.04 and 435,148.33 is: 652,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,998.95 : 1,662,783.04 = 435,148.33 : x
  2. Step 2: Convert to fraction form
    1,108,998.95/1,662,783.04 = 435,148.33/x
  3. Step 3: Cross multiply
    1,108,998.95x = 1,662,783.04 × 435,148.33
  4. Step 4: Simplify right side
    1,108,998.95x = 723,557,260,832.58
  5. Step 5: Solve for x
    x = 723,557,260,832.58/1,108,998.95
  6. Step 6: Final answer
    x = 652,441.79

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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.