Finding the Fourth Proportional to 4,784,526.60, 6,602,806.08 and 2,609,188.80
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Solution
The fourth proportional to 4,784,526.60, 6,602,806.08 and 2,609,188.80 is: 3,600,767.46
Step by Step Solution
- Step 1: Write the proportion equation
4,784,526.60 : 6,602,806.08 = 2,609,188.80 : x - Step 2: Convert to fraction form
4,784,526.60/6,602,806.08 = 2,609,188.80/x - Step 3: Cross multiply
4,784,526.60x = 6,602,806.08 × 2,609,188.80 - Step 4: Simplify right side
4,784,526.60x = 17,227,967,672,507.90 - Step 5: Solve for x
x = 17,227,967,672,507.90/4,784,526.60 - Step 6: Final answer
x = 3,600,767.46
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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.