Finding the Fourth Proportional to 1,356,316.13, 1,873,269.69 and 893,240.06
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Solution
The fourth proportional to 1,356,316.13, 1,873,269.69 and 893,240.06 is: 1,233,694.34
Step by Step Solution
- Step 1: Write the proportion equation
1,356,316.13 : 1,873,269.69 = 893,240.06 : x - Step 2: Convert to fraction form
1,356,316.13/1,873,269.69 = 893,240.06/x - Step 3: Cross multiply
1,356,316.13x = 1,873,269.69 × 893,240.06 - Step 4: Simplify right side
1,356,316.13x = 1,673,279,528,112.92 - Step 5: Solve for x
x = 1,673,279,528,112.92/1,356,316.13 - Step 6: Final answer
x = 1,233,694.34
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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.