Finding the Fourth Proportional to 4,784,479.17, 6,602,740.68 and 2,609,141.34
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Solution
The fourth proportional to 4,784,479.17, 6,602,740.68 and 2,609,141.34 is: 3,600,701.99
Step by Step Solution
- Step 1: Write the proportion equation
4,784,479.17 : 6,602,740.68 = 2,609,141.34 : x - Step 2: Convert to fraction form
4,784,479.17/6,602,740.68 = 2,609,141.34/x - Step 3: Cross multiply
4,784,479.17x = 6,602,740.68 × 2,609,141.34 - Step 4: Simplify right side
4,784,479.17x = 17,227,483,665,487.71 - Step 5: Solve for x
x = 17,227,483,665,487.71/4,784,479.17 - Step 6: Final answer
x = 3,600,701.99
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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.