Finding the Fourth Proportional to 1,525,217.29, 2,104,986.51 and 880,636.40
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Solution
The fourth proportional to 1,525,217.29, 2,104,986.51 and 880,636.40 is: 1,215,386.00
Step by Step Solution
- Step 1: Write the proportion equation
1,525,217.29 : 2,104,986.51 = 880,636.40 : x - Step 2: Convert to fraction form
1,525,217.29/2,104,986.51 = 880,636.40/x - Step 3: Cross multiply
1,525,217.29x = 2,104,986.51 × 880,636.40 - Step 4: Simplify right side
1,525,217.29x = 1,853,727,742,214.96 - Step 5: Solve for x
x = 1,853,727,742,214.96/1,525,217.29 - Step 6: Final answer
x = 1,215,386.00
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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.