Finding the Fourth Proportional to 1,513,342.14, 2,088,428.31 and 834,302.94
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Solution
The fourth proportional to 1,513,342.14, 2,088,428.31 and 834,302.94 is: 1,151,346.96
Step by Step Solution
- Step 1: Write the proportion equation
1,513,342.14 : 2,088,428.31 = 834,302.94 : x - Step 2: Convert to fraction form
1,513,342.14/2,088,428.31 = 834,302.94/x - Step 3: Cross multiply
1,513,342.14x = 2,088,428.31 × 834,302.94 - Step 4: Simplify right side
1,513,342.14x = 1,742,381,879,012.23 - Step 5: Solve for x
x = 1,742,381,879,012.23/1,513,342.14 - Step 6: Final answer
x = 1,151,346.96
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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.