Home / 2,107,433.09-2,907,547.45-1,372,051.51

Finding the Fourth Proportional to 2,107,433.09, 2,907,547.45 and 1,372,051.51

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Solution

The fourth proportional to 2,107,433.09, 2,907,547.45 and 1,372,051.51 is: 1,892,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,433.09 : 2,907,547.45 = 1,372,051.51 : x
  2. Step 2: Convert to fraction form
    2,107,433.09/2,907,547.45 = 1,372,051.51/x
  3. Step 3: Cross multiply
    2,107,433.09x = 2,907,547.45 × 1,372,051.51
  4. Step 4: Simplify right side
    2,107,433.09x = 3,989,304,858,470.15
  5. Step 5: Solve for x
    x = 3,989,304,858,470.15/2,107,433.09
  6. Step 6: Final answer
    x = 1,892,968.69

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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.