Home / 1,132,665.60-1,563,022.08-623,354.88

Finding the Fourth Proportional to 1,132,665.60, 1,563,022.08 and 623,354.88

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Solution

The fourth proportional to 1,132,665.60, 1,563,022.08 and 623,354.88 is: 860,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,665.60 : 1,563,022.08 = 623,354.88 : x
  2. Step 2: Convert to fraction form
    1,132,665.60/1,563,022.08 = 623,354.88/x
  3. Step 3: Cross multiply
    1,132,665.60x = 1,563,022.08 × 623,354.88
  4. Step 4: Simplify right side
    1,132,665.60x = 974,317,441,115.75
  5. Step 5: Solve for x
    x = 974,317,441,115.75/1,132,665.60
  6. Step 6: Final answer
    x = 860,198.67

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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.