Finding the Fourth Proportional to 1,752,373.96, 2,418,278.70 and 947,557.96
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Solution
The fourth proportional to 1,752,373.96, 2,418,278.70 and 947,557.96 is: 1,307,631.41
Step by Step Solution
- Step 1: Write the proportion equation
1,752,373.96 : 2,418,278.70 = 947,557.96 : x - Step 2: Convert to fraction form
1,752,373.96/2,418,278.70 = 947,557.96/x - Step 3: Cross multiply
1,752,373.96x = 2,418,278.70 × 947,557.96 - Step 4: Simplify right side
1,752,373.96x = 2,291,459,231,683.45 - Step 5: Solve for x
x = 2,291,459,231,683.45/1,752,373.96 - Step 6: Final answer
x = 1,307,631.41
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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.