Home / 1,918,551.54-2,647,531.71-1,059,093.36

Finding the Fourth Proportional to 1,918,551.54, 2,647,531.71 and 1,059,093.36

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Solution

The fourth proportional to 1,918,551.54, 2,647,531.71 and 1,059,093.36 is: 1,461,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,551.54 : 2,647,531.71 = 1,059,093.36 : x
  2. Step 2: Convert to fraction form
    1,918,551.54/2,647,531.71 = 1,059,093.36/x
  3. Step 3: Cross multiply
    1,918,551.54x = 2,647,531.71 × 1,059,093.36
  4. Step 4: Simplify right side
    1,918,551.54x = 2,803,983,254,450.45
  5. Step 5: Solve for x
    x = 2,803,983,254,450.45/1,918,551.54
  6. Step 6: Final answer
    x = 1,461,510.52

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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.