Home / 1,171,577.61-1,616,709.11-648,257.67

Finding the Fourth Proportional to 1,171,577.61, 1,616,709.11 and 648,257.67

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Solution

The fourth proportional to 1,171,577.61, 1,616,709.11 and 648,257.67 is: 894,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,577.61 : 1,616,709.11 = 648,257.67 : x
  2. Step 2: Convert to fraction form
    1,171,577.61/1,616,709.11 = 648,257.67/x
  3. Step 3: Cross multiply
    1,171,577.61x = 1,616,709.11 × 648,257.67
  4. Step 4: Simplify right side
    1,171,577.61x = 1,048,044,077,475.09
  5. Step 5: Solve for x
    x = 1,048,044,077,475.09/1,171,577.61
  6. Step 6: Final answer
    x = 894,557.96

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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.