Home / 1,082,355.23-1,493,807.90-623,380.47

Finding the Fourth Proportional to 1,082,355.23, 1,493,807.90 and 623,380.47

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Solution

The fourth proportional to 1,082,355.23, 1,493,807.90 and 623,380.47 is: 860,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,355.23 : 1,493,807.90 = 623,380.47 : x
  2. Step 2: Convert to fraction form
    1,082,355.23/1,493,807.90 = 623,380.47/x
  3. Step 3: Cross multiply
    1,082,355.23x = 1,493,807.90 × 623,380.47
  4. Step 4: Simplify right side
    1,082,355.23x = 931,210,667,674.81
  5. Step 5: Solve for x
    x = 931,210,667,674.81/1,082,355.23
  6. Step 6: Final answer
    x = 860,355.87

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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.