Home / 2,854,954.65-4,283,222.64-1,318,419.48

Finding the Fourth Proportional to 2,854,954.65, 4,283,222.64 and 1,318,419.48

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Solution

The fourth proportional to 2,854,954.65, 4,283,222.64 and 1,318,419.48 is: 1,977,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,954.65 : 4,283,222.64 = 1,318,419.48 : x
  2. Step 2: Convert to fraction form
    2,854,954.65/4,283,222.64 = 1,318,419.48/x
  3. Step 3: Cross multiply
    2,854,954.65x = 4,283,222.64 × 1,318,419.48
  4. Step 4: Simplify right side
    2,854,954.65x = 5,647,084,159,160.93
  5. Step 5: Solve for x
    x = 5,647,084,159,160.93/2,854,954.65
  6. Step 6: Final answer
    x = 1,977,994.35

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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.