Finding the Fourth Proportional to 4,072,981.60, 6,104,223.60 and 3,121,636.60
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Solution
The fourth proportional to 4,072,981.60, 6,104,223.60 and 3,121,636.60 is: 4,678,432.09
Step by Step Solution
- Step 1: Write the proportion equation
4,072,981.60 : 6,104,223.60 = 3,121,636.60 : x - Step 2: Convert to fraction form
4,072,981.60/6,104,223.60 = 3,121,636.60/x - Step 3: Cross multiply
4,072,981.60x = 6,104,223.60 × 3,121,636.60 - Step 4: Simplify right side
4,072,981.60x = 19,055,167,804,343.76 - Step 5: Solve for x
x = 19,055,167,804,343.76/4,072,981.60 - Step 6: Final answer
x = 4,678,432.09
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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.