Finding the Fourth Proportional to 1,518,435.14, 2,095,340.64 and 873,751.28
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Solution
The fourth proportional to 1,518,435.14, 2,095,340.64 and 873,751.28 is: 1,205,719.31
Step by Step Solution
- Step 1: Write the proportion equation
1,518,435.14 : 2,095,340.64 = 873,751.28 : x - Step 2: Convert to fraction form
1,518,435.14/2,095,340.64 = 873,751.28/x - Step 3: Cross multiply
1,518,435.14x = 2,095,340.64 × 873,751.28 - Step 4: Simplify right side
1,518,435.14x = 1,830,806,566,236.02 - Step 5: Solve for x
x = 1,830,806,566,236.02/1,518,435.14 - Step 6: Final answer
x = 1,205,719.31
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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.