Finding the Fourth Proportional to 4,970,147.09, 7,445,477.52 and 2,575,562.54
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Solution
The fourth proportional to 4,970,147.09, 7,445,477.52 and 2,575,562.54 is: 3,858,294.86
Step by Step Solution
- Step 1: Write the proportion equation
4,970,147.09 : 7,445,477.52 = 2,575,562.54 : x - Step 2: Convert to fraction form
4,970,147.09/7,445,477.52 = 2,575,562.54/x - Step 3: Cross multiply
4,970,147.09x = 7,445,477.52 × 2,575,562.54 - Step 4: Simplify right side
4,970,147.09x = 19,176,292,955,696.71 - Step 5: Solve for x
x = 19,176,292,955,696.71/4,970,147.09 - Step 6: Final answer
x = 3,858,294.86
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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.