Home / 1,104,834.60-1,524,656.73-621,399.57

Finding the Fourth Proportional to 1,104,834.60, 1,524,656.73 and 621,399.57

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Solution

The fourth proportional to 1,104,834.60, 1,524,656.73 and 621,399.57 is: 857,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,834.60 : 1,524,656.73 = 621,399.57 : x
  2. Step 2: Convert to fraction form
    1,104,834.60/1,524,656.73 = 621,399.57/x
  3. Step 3: Cross multiply
    1,104,834.60x = 1,524,656.73 × 621,399.57
  4. Step 4: Simplify right side
    1,104,834.60x = 947,421,038,749.85
  5. Step 5: Solve for x
    x = 947,421,038,749.85/1,104,834.60
  6. Step 6: Final answer
    x = 857,522.96

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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.