Finding the Fourth Proportional to 2,357,705.68, 3,537,930.86 and 991,380.62
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Solution
The fourth proportional to 2,357,705.68, 3,537,930.86 and 991,380.62 is: 1,487,647.98
Step by Step Solution
- Step 1: Write the proportion equation
2,357,705.68 : 3,537,930.86 = 991,380.62 : x - Step 2: Convert to fraction form
2,357,705.68/3,537,930.86 = 991,380.62/x - Step 3: Cross multiply
2,357,705.68x = 3,537,930.86 × 991,380.62 - Step 4: Simplify right side
2,357,705.68x = 3,507,436,077,208.67 - Step 5: Solve for x
x = 3,507,436,077,208.67/2,357,705.68 - Step 6: Final answer
x = 1,487,647.98
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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.