Home / 1,166,709.20-1,746,564.60-693,150.80

Finding the Fourth Proportional to 1,166,709.20, 1,746,564.60 and 693,150.80

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Solution

The fourth proportional to 1,166,709.20, 1,746,564.60 and 693,150.80 is: 1,037,647.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,709.20 : 1,746,564.60 = 693,150.80 : x
  2. Step 2: Convert to fraction form
    1,166,709.20/1,746,564.60 = 693,150.80/x
  3. Step 3: Cross multiply
    1,166,709.20x = 1,746,564.60 × 693,150.80
  4. Step 4: Simplify right side
    1,166,709.20x = 1,210,632,649,741.68
  5. Step 5: Solve for x
    x = 1,210,632,649,741.68/1,166,709.20
  6. Step 6: Final answer
    x = 1,037,647.30

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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.