Finding the Fourth Proportional to 3,340,920.11, 4,610,469.58 and 1,813,027.23
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Solution
The fourth proportional to 3,340,920.11, 4,610,469.58 and 1,813,027.23 is: 2,501,977.49
Step by Step Solution
- Step 1: Write the proportion equation
3,340,920.11 : 4,610,469.58 = 1,813,027.23 : x - Step 2: Convert to fraction form
3,340,920.11/4,610,469.58 = 1,813,027.23/x - Step 3: Cross multiply
3,340,920.11x = 4,610,469.58 × 1,813,027.23 - Step 4: Simplify right side
3,340,920.11x = 8,358,906,887,094.10 - Step 5: Solve for x
x = 8,358,906,887,094.10/3,340,920.11 - Step 6: Final answer
x = 2,501,977.49
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1.5x scale
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.