Home / 1,256,602.95-1,734,119.60-683,647.22

Finding the Fourth Proportional to 1,256,602.95, 1,734,119.60 and 683,647.22

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Solution

The fourth proportional to 1,256,602.95, 1,734,119.60 and 683,647.22 is: 943,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,602.95 : 1,734,119.60 = 683,647.22 : x
  2. Step 2: Convert to fraction form
    1,256,602.95/1,734,119.60 = 683,647.22/x
  3. Step 3: Cross multiply
    1,256,602.95x = 1,734,119.60 × 683,647.22
  4. Step 4: Simplify right side
    1,256,602.95x = 1,185,526,044,604.58
  5. Step 5: Solve for x
    x = 1,185,526,044,604.58/1,256,602.95
  6. Step 6: Final answer
    x = 943,437.26

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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.