Finding the Fourth Proportional to 3,536,564.74, 5,306,905.62 and 1,487,077.16
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Solution
The fourth proportional to 3,536,564.74, 5,306,905.62 and 1,487,077.16 is: 2,231,481.32
Step by Step Solution
- Step 1: Write the proportion equation
3,536,564.74 : 5,306,905.62 = 1,487,077.16 : x - Step 2: Convert to fraction form
3,536,564.74/5,306,905.62 = 1,487,077.16/x - Step 3: Cross multiply
3,536,564.74x = 5,306,905.62 × 1,487,077.16 - Step 4: Simplify right side
3,536,564.74x = 7,891,778,137,777.64 - Step 5: Solve for x
x = 7,891,778,137,777.64/3,536,564.74 - Step 6: Final answer
x = 2,231,481.32
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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.