Home / 1,852,921.20-2,556,912.51-1,036,987.14

Finding the Fourth Proportional to 1,852,921.20, 2,556,912.51 and 1,036,987.14

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Solution

The fourth proportional to 1,852,921.20, 2,556,912.51 and 1,036,987.14 is: 1,430,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,921.20 : 2,556,912.51 = 1,036,987.14 : x
  2. Step 2: Convert to fraction form
    1,852,921.20/2,556,912.51 = 1,036,987.14/x
  3. Step 3: Cross multiply
    1,852,921.20x = 2,556,912.51 × 1,036,987.14
  4. Step 4: Simplify right side
    1,852,921.20x = 2,651,485,390,975.12
  5. Step 5: Solve for x
    x = 2,651,485,390,975.12/1,852,921.20
  6. Step 6: Final answer
    x = 1,430,975.80

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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.