Home / 1,084,883.91-1,627,435.23-286,220.67

Finding the Fourth Proportional to 1,084,883.91, 1,627,435.23 and 286,220.67

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Solution

The fourth proportional to 1,084,883.91, 1,627,435.23 and 286,220.67 is: 429,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,883.91 : 1,627,435.23 = 286,220.67 : x
  2. Step 2: Convert to fraction form
    1,084,883.91/1,627,435.23 = 286,220.67/x
  3. Step 3: Cross multiply
    1,084,883.91x = 1,627,435.23 × 286,220.67
  4. Step 4: Simplify right side
    1,084,883.91x = 465,805,601,912.20
  5. Step 5: Solve for x
    x = 465,805,601,912.20/1,084,883.91
  6. Step 6: Final answer
    x = 429,359.86

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Double scale
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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.