Home / 1,666,422.90-2,299,850.63-941,317.34

Finding the Fourth Proportional to 1,666,422.90, 2,299,850.63 and 941,317.34

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Solution

The fourth proportional to 1,666,422.90, 2,299,850.63 and 941,317.34 is: 1,299,123.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,422.90 : 2,299,850.63 = 941,317.34 : x
  2. Step 2: Convert to fraction form
    1,666,422.90/2,299,850.63 = 941,317.34/x
  3. Step 3: Cross multiply
    1,666,422.90x = 2,299,850.63 × 941,317.34
  4. Step 4: Simplify right side
    1,666,422.90x = 2,164,889,275,779.20
  5. Step 5: Solve for x
    x = 2,164,889,275,779.20/1,666,422.90
  6. Step 6: Final answer
    x = 1,299,123.58

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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.