Finding the Fourth Proportional to 2,342,085.12, 3,231,927.36 and 1,309,677.96
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Solution
The fourth proportional to 2,342,085.12, 3,231,927.36 and 1,309,677.96 is: 1,807,271.65
Step by Step Solution
- Step 1: Write the proportion equation
2,342,085.12 : 3,231,927.36 = 1,309,677.96 : x - Step 2: Convert to fraction form
2,342,085.12/3,231,927.36 = 1,309,677.96/x - Step 3: Cross multiply
2,342,085.12x = 3,231,927.36 × 1,309,677.96 - Step 4: Simplify right side
2,342,085.12x = 4,232,784,031,712.99 - Step 5: Solve for x
x = 4,232,784,031,712.99/2,342,085.12 - Step 6: Final answer
x = 1,807,271.65
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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.