Home / 3,109,010.09-4,666,135.43-1,313,182.38

Finding the Fourth Proportional to 3,109,010.09, 4,666,135.43 and 1,313,182.38

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Solution

The fourth proportional to 3,109,010.09, 4,666,135.43 and 1,313,182.38 is: 1,970,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,010.09 : 4,666,135.43 = 1,313,182.38 : x
  2. Step 2: Convert to fraction form
    3,109,010.09/4,666,135.43 = 1,313,182.38/x
  3. Step 3: Cross multiply
    3,109,010.09x = 4,666,135.43 × 1,313,182.38
  4. Step 4: Simplify right side
    3,109,010.09x = 6,127,486,822,803.81
  5. Step 5: Solve for x
    x = 6,127,486,822,803.81/3,109,010.09
  6. Step 6: Final answer
    x = 1,970,880.33

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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.