Finding the Fourth Proportional to 3,487,279.68, 5,230,773.72 and 1,213,318.49
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Solution
The fourth proportional to 3,487,279.68, 5,230,773.72 and 1,213,318.49 is: 1,819,927.00
Step by Step Solution
- Step 1: Write the proportion equation
3,487,279.68 : 5,230,773.72 = 1,213,318.49 : x - Step 2: Convert to fraction form
3,487,279.68/5,230,773.72 = 1,213,318.49/x - Step 3: Cross multiply
3,487,279.68x = 5,230,773.72 × 1,213,318.49 - Step 4: Simplify right side
3,487,279.68x = 6,346,594,445,328.22 - Step 5: Solve for x
x = 6,346,594,445,328.22/3,487,279.68 - Step 6: Final answer
x = 1,819,927.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.