Finding the Fourth Proportional to 1,197,514.08, 1,652,322.74 and 688,118.04
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Solution
The fourth proportional to 1,197,514.08, 1,652,322.74 and 688,118.04 is: 949,461.15
Step by Step Solution
- Step 1: Write the proportion equation
1,197,514.08 : 1,652,322.74 = 688,118.04 : x - Step 2: Convert to fraction form
1,197,514.08/1,652,322.74 = 688,118.04/x - Step 3: Cross multiply
1,197,514.08x = 1,652,322.74 × 688,118.04 - Step 4: Simplify right side
1,197,514.08x = 1,136,993,094,352.99 - Step 5: Solve for x
x = 1,136,993,094,352.99/1,197,514.08 - Step 6: Final answer
x = 949,461.15
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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.