Home / 1,038,756-1,433,520.56-603,140.80

Finding the Fourth Proportional to 1,038,756, 1,433,520.56 and 603,140.80

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Solution

The fourth proportional to 1,038,756, 1,433,520.56 and 603,140.80 is: 832,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,756 : 1,433,520.56 = 603,140.80 : x
  2. Step 2: Convert to fraction form
    1,038,756/1,433,520.56 = 603,140.80/x
  3. Step 3: Cross multiply
    1,038,756x = 1,433,520.56 × 603,140.80
  4. Step 4: Simplify right side
    1,038,756x = 864,614,737,374.85
  5. Step 5: Solve for x
    x = 864,614,737,374.85/1,038,756
  6. Step 6: Final answer
    x = 832,355.95

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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.