Finding the Fourth Proportional to 1,532,530.21, 2,295,252.36 and 1,479,386.11
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Solution
The fourth proportional to 1,532,530.21, 2,295,252.36 and 1,479,386.11 is: 2,215,659.07
Step by Step Solution
- Step 1: Write the proportion equation
1,532,530.21 : 2,295,252.36 = 1,479,386.11 : x - Step 2: Convert to fraction form
1,532,530.21/2,295,252.36 = 1,479,386.11/x - Step 3: Cross multiply
1,532,530.21x = 2,295,252.36 × 1,479,386.11 - Step 4: Simplify right side
1,532,530.21x = 3,395,564,460,328.72 - Step 5: Solve for x
x = 3,395,564,460,328.72/1,532,530.21 - Step 6: Final answer
x = 2,215,659.07
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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.