Home / 1,023,640.80-1,536,627.60-603,153.60

Finding the Fourth Proportional to 1,023,640.80, 1,536,627.60 and 603,153.60

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Solution

The fourth proportional to 1,023,640.80, 1,536,627.60 and 603,153.60 is: 905,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,640.80 : 1,536,627.60 = 603,153.60 : x
  2. Step 2: Convert to fraction form
    1,023,640.80/1,536,627.60 = 603,153.60/x
  3. Step 3: Cross multiply
    1,023,640.80x = 1,536,627.60 × 603,153.60
  4. Step 4: Simplify right side
    1,023,640.80x = 926,822,468,799.36
  5. Step 5: Solve for x
    x = 926,822,468,799.36/1,023,640.80
  6. Step 6: Final answer
    x = 905,417.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.