Home / 1,123,237.10-1,685,074.35-483,539.60

Finding the Fourth Proportional to 1,123,237.10, 1,685,074.35 and 483,539.60

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Solution

The fourth proportional to 1,123,237.10, 1,685,074.35 and 483,539.60 is: 725,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,237.10 : 1,685,074.35 = 483,539.60 : x
  2. Step 2: Convert to fraction form
    1,123,237.10/1,685,074.35 = 483,539.60/x
  3. Step 3: Cross multiply
    1,123,237.10x = 1,685,074.35 × 483,539.60
  4. Step 4: Simplify right side
    1,123,237.10x = 814,800,177,169.26
  5. Step 5: Solve for x
    x = 814,800,177,169.26/1,123,237.10
  6. Step 6: Final answer
    x = 725,403.55

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1.5x scale

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.