Home / 2,686,741.80-4,030,112.70-1,888,924.20

Finding the Fourth Proportional to 2,686,741.80, 4,030,112.70 and 1,888,924.20

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Solution

The fourth proportional to 2,686,741.80, 4,030,112.70 and 1,888,924.20 is: 2,833,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,741.80 : 4,030,112.70 = 1,888,924.20 : x
  2. Step 2: Convert to fraction form
    2,686,741.80/4,030,112.70 = 1,888,924.20/x
  3. Step 3: Cross multiply
    2,686,741.80x = 4,030,112.70 × 1,888,924.20
  4. Step 4: Simplify right side
    2,686,741.80x = 7,612,577,407,757.34
  5. Step 5: Solve for x
    x = 7,612,577,407,757.34/2,686,741.80
  6. Step 6: Final answer
    x = 2,833,386.30

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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.