Home / 1,360,994.66-2,040,119.64-855,916.60

Finding the Fourth Proportional to 1,360,994.66, 2,040,119.64 and 855,916.60

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Solution

The fourth proportional to 1,360,994.66, 2,040,119.64 and 855,916.60 is: 1,283,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,994.66 : 2,040,119.64 = 855,916.60 : x
  2. Step 2: Convert to fraction form
    1,360,994.66/2,040,119.64 = 855,916.60/x
  3. Step 3: Cross multiply
    1,360,994.66x = 2,040,119.64 × 855,916.60
  4. Step 4: Simplify right side
    1,360,994.66x = 1,746,172,265,862.02
  5. Step 5: Solve for x
    x = 1,746,172,265,862.02/1,360,994.66
  6. Step 6: Final answer
    x = 1,283,011.84

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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.