Finding the Fourth Proportional to 4,402,148.76, 6,072,391.53 and 2,767,968.90
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Solution
The fourth proportional to 4,402,148.76, 6,072,391.53 and 2,767,968.90 is: 3,818,178.76
Step by Step Solution
- Step 1: Write the proportion equation
4,402,148.76 : 6,072,391.53 = 2,767,968.90 : x - Step 2: Convert to fraction form
4,402,148.76/6,072,391.53 = 2,767,968.90/x - Step 3: Cross multiply
4,402,148.76x = 6,072,391.53 × 2,767,968.90 - Step 4: Simplify right side
4,402,148.76x = 16,808,190,903,663.42 - Step 5: Solve for x
x = 16,808,190,903,663.42/4,402,148.76 - Step 6: Final answer
x = 3,818,178.76
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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.