Home / 1,256,845.56-1,734,467.60-683,888.64

Finding the Fourth Proportional to 1,256,845.56, 1,734,467.60 and 683,888.64

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Solution

The fourth proportional to 1,256,845.56, 1,734,467.60 and 683,888.64 is: 943,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,845.56 : 1,734,467.60 = 683,888.64 : x
  2. Step 2: Convert to fraction form
    1,256,845.56/1,734,467.60 = 683,888.64/x
  3. Step 3: Cross multiply
    1,256,845.56x = 1,734,467.60 × 683,888.64
  4. Step 4: Simplify right side
    1,256,845.56x = 1,186,182,688,088.06
  5. Step 5: Solve for x
    x = 1,186,182,688,088.06/1,256,845.56
  6. Step 6: Final answer
    x = 943,777.60

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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.