Home / 1,418,941.12-1,958,181.96-807,182.52

Finding the Fourth Proportional to 1,418,941.12, 1,958,181.96 and 807,182.52

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Solution

The fourth proportional to 1,418,941.12, 1,958,181.96 and 807,182.52 is: 1,113,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,941.12 : 1,958,181.96 = 807,182.52 : x
  2. Step 2: Convert to fraction form
    1,418,941.12/1,958,181.96 = 807,182.52/x
  3. Step 3: Cross multiply
    1,418,941.12x = 1,958,181.96 × 807,182.52
  4. Step 4: Simplify right side
    1,418,941.12x = 1,580,610,249,091.34
  5. Step 5: Solve for x
    x = 1,580,610,249,091.34/1,418,941.12
  6. Step 6: Final answer
    x = 1,113,936.46

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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.