Home / 1,082,355.72-1,493,808.58-623,380.98

Finding the Fourth Proportional to 1,082,355.72, 1,493,808.58 and 623,380.98

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Solution

The fourth proportional to 1,082,355.72, 1,493,808.58 and 623,380.98 is: 860,356.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,355.72 : 1,493,808.58 = 623,380.98 : x
  2. Step 2: Convert to fraction form
    1,082,355.72/1,493,808.58 = 623,380.98/x
  3. Step 3: Cross multiply
    1,082,355.72x = 1,493,808.58 × 623,380.98
  4. Step 4: Simplify right side
    1,082,355.72x = 931,211,856,532.81
  5. Step 5: Solve for x
    x = 931,211,856,532.81/1,082,355.72
  6. Step 6: Final answer
    x = 860,356.57

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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.