Finding the Fourth Proportional to 1,203,124.68, 1,660,290.12 and 713,423.64
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Solution
The fourth proportional to 1,203,124.68, 1,660,290.12 and 713,423.64 is: 984,511.61
Step by Step Solution
- Step 1: Write the proportion equation
1,203,124.68 : 1,660,290.12 = 713,423.64 : x - Step 2: Convert to fraction form
1,203,124.68/1,660,290.12 = 713,423.64/x - Step 3: Cross multiply
1,203,124.68x = 1,660,290.12 × 713,423.64 - Step 4: Simplify right side
1,203,124.68x = 1,184,490,220,866.44 - Step 5: Solve for x
x = 1,184,490,220,866.44/1,203,124.68 - Step 6: Final answer
x = 984,511.61
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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.