Finding the Fourth Proportional to 4,035,948.76, 5,569,356.18 and 2,315,858.68
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Solution
The fourth proportional to 4,035,948.76, 5,569,356.18 and 2,315,858.68 is: 3,195,739.74
Step by Step Solution
- Step 1: Write the proportion equation
4,035,948.76 : 5,569,356.18 = 2,315,858.68 : x - Step 2: Convert to fraction form
4,035,948.76/5,569,356.18 = 2,315,858.68/x - Step 3: Cross multiply
4,035,948.76x = 5,569,356.18 × 2,315,858.68 - Step 4: Simplify right side
4,035,948.76x = 12,897,841,851,464.64 - Step 5: Solve for x
x = 12,897,841,851,464.64/4,035,948.76 - Step 6: Final answer
x = 3,195,739.74
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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.