Finding the Fourth Proportional to 3,403,155.84, 5,099,917.44 and 1,887,505.92
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Solution
The fourth proportional to 3,403,155.84, 5,099,917.44 and 1,887,505.92 is: 2,828,587.59
Step by Step Solution
- Step 1: Write the proportion equation
3,403,155.84 : 5,099,917.44 = 1,887,505.92 : x - Step 2: Convert to fraction form
3,403,155.84/5,099,917.44 = 1,887,505.92/x - Step 3: Cross multiply
3,403,155.84x = 5,099,917.44 × 1,887,505.92 - Step 4: Simplify right side
3,403,155.84x = 9,626,124,359,511.25 - Step 5: Solve for x
x = 9,626,124,359,511.25/3,403,155.84 - Step 6: Final answer
x = 2,828,587.59
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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.