Finding the Fourth Proportional to 4,227,875.52, 6,341,795.70 and 1,531,569.42
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Solution
The fourth proportional to 4,227,875.52, 6,341,795.70 and 1,531,569.42 is: 2,297,347.76
Step by Step Solution
- Step 1: Write the proportion equation
4,227,875.52 : 6,341,795.70 = 1,531,569.42 : x - Step 2: Convert to fraction form
4,227,875.52/6,341,795.70 = 1,531,569.42/x - Step 3: Cross multiply
4,227,875.52x = 6,341,795.70 × 1,531,569.42 - Step 4: Simplify right side
4,227,875.52x = 9,712,900,362,007.49 - Step 5: Solve for x
x = 9,712,900,362,007.49/4,227,875.52 - Step 6: Final answer
x = 2,297,347.76
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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.