Finding the Fourth Proportional to 1,104,710.58, 1,524,486.15 and 621,275.58
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Solution
The fourth proportional to 1,104,710.58, 1,524,486.15 and 621,275.58 is: 857,352.17
Step by Step Solution
- Step 1: Write the proportion equation
1,104,710.58 : 1,524,486.15 = 621,275.58 : x - Step 2: Convert to fraction form
1,104,710.58/1,524,486.15 = 621,275.58/x - Step 3: Cross multiply
1,104,710.58x = 1,524,486.15 × 621,275.58 - Step 4: Simplify right side
1,104,710.58x = 947,126,017,043.22 - Step 5: Solve for x
x = 947,126,017,043.22/1,104,710.58 - Step 6: Final answer
x = 857,352.17
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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.