Home / 1,076,234.81-1,485,074.64-617,325.67

Finding the Fourth Proportional to 1,076,234.81, 1,485,074.64 and 617,325.67

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Solution

The fourth proportional to 1,076,234.81, 1,485,074.64 and 617,325.67 is: 851,835.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,234.81 : 1,485,074.64 = 617,325.67 : x
  2. Step 2: Convert to fraction form
    1,076,234.81/1,485,074.64 = 617,325.67/x
  3. Step 3: Cross multiply
    1,076,234.81x = 1,485,074.64 × 617,325.67
  4. Step 4: Simplify right side
    1,076,234.81x = 916,774,694,968.64
  5. Step 5: Solve for x
    x = 916,774,694,968.64/1,076,234.81
  6. Step 6: Final answer
    x = 851,835.20

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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.