Finding the Fourth Proportional to 2,205,280.16, 3,043,615.74 and 1,346,338.34
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Solution
The fourth proportional to 2,205,280.16, 3,043,615.74 and 1,346,338.34 is: 1,858,147.84
Step by Step Solution
- Step 1: Write the proportion equation
2,205,280.16 : 3,043,615.74 = 1,346,338.34 : x - Step 2: Convert to fraction form
2,205,280.16/3,043,615.74 = 1,346,338.34/x - Step 3: Cross multiply
2,205,280.16x = 3,043,615.74 × 1,346,338.34 - Step 4: Simplify right side
2,205,280.16x = 4,097,736,562,989.47 - Step 5: Solve for x
x = 4,097,736,562,989.47/2,205,280.16 - Step 6: Final answer
x = 1,858,147.84
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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.