Home / 3,142,079.51-4,706,580.06-1,999,180.31

Finding the Fourth Proportional to 3,142,079.51, 4,706,580.06 and 1,999,180.31

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Solution

The fourth proportional to 3,142,079.51, 4,706,580.06 and 1,999,180.31 is: 2,994,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,079.51 : 4,706,580.06 = 1,999,180.31 : x
  2. Step 2: Convert to fraction form
    3,142,079.51/4,706,580.06 = 1,999,180.31/x
  3. Step 3: Cross multiply
    3,142,079.51x = 4,706,580.06 × 1,999,180.31
  4. Step 4: Simplify right side
    3,142,079.51x = 9,409,302,159,857.72
  5. Step 5: Solve for x
    x = 9,409,302,159,857.72/3,142,079.51
  6. Step 6: Final answer
    x = 2,994,609.83

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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.