Home / 1,081,907.69-1,623,009.15-450,673.88

Finding the Fourth Proportional to 1,081,907.69, 1,623,009.15 and 450,673.88

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Solution

The fourth proportional to 1,081,907.69, 1,623,009.15 and 450,673.88 is: 676,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,907.69 : 1,623,009.15 = 450,673.88 : x
  2. Step 2: Convert to fraction form
    1,081,907.69/1,623,009.15 = 450,673.88/x
  3. Step 3: Cross multiply
    1,081,907.69x = 1,623,009.15 × 450,673.88
  4. Step 4: Simplify right side
    1,081,907.69x = 731,447,822,790.96
  5. Step 5: Solve for x
    x = 731,447,822,790.96/1,081,907.69
  6. Step 6: Final answer
    x = 676,072.31

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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.