Finding the Fourth Proportional to 1,658,138.12, 2,487,206.44 and 460,060.24
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Solution
The fourth proportional to 1,658,138.12, 2,487,206.44 and 460,060.24 is: 690,090.15
Step by Step Solution
- Step 1: Write the proportion equation
1,658,138.12 : 2,487,206.44 = 460,060.24 : x - Step 2: Convert to fraction form
1,658,138.12/2,487,206.44 = 460,060.24/x - Step 3: Cross multiply
1,658,138.12x = 2,487,206.44 × 460,060.24 - Step 4: Simplify right side
1,658,138.12x = 1,144,264,791,715.95 - Step 5: Solve for x
x = 1,144,264,791,715.95/1,658,138.12 - Step 6: Final answer
x = 690,090.15
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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.