Home / 1,109,150.60-1,663,069.80-577,709.60

Finding the Fourth Proportional to 1,109,150.60, 1,663,069.80 and 577,709.60

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Solution

The fourth proportional to 1,109,150.60, 1,663,069.80 and 577,709.60 is: 866,222.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,150.60 : 1,663,069.80 = 577,709.60 : x
  2. Step 2: Convert to fraction form
    1,109,150.60/1,663,069.80 = 577,709.60/x
  3. Step 3: Cross multiply
    1,109,150.60x = 1,663,069.80 × 577,709.60
  4. Step 4: Simplify right side
    1,109,150.60x = 960,771,388,930.08
  5. Step 5: Solve for x
    x = 960,771,388,930.08/1,109,150.60
  6. Step 6: Final answer
    x = 866,222.67

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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.