Home / 1,256,356.41-1,885,157.36-498,181.64

Finding the Fourth Proportional to 1,256,356.41, 1,885,157.36 and 498,181.64

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Solution

The fourth proportional to 1,256,356.41, 1,885,157.36 and 498,181.64 is: 747,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,356.41 : 1,885,157.36 = 498,181.64 : x
  2. Step 2: Convert to fraction form
    1,256,356.41/1,885,157.36 = 498,181.64/x
  3. Step 3: Cross multiply
    1,256,356.41x = 1,885,157.36 × 498,181.64
  4. Step 4: Simplify right side
    1,256,356.41x = 939,150,773,346.18
  5. Step 5: Solve for x
    x = 939,150,773,346.18/1,256,356.41
  6. Step 6: Final answer
    x = 747,519.39

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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.