Finding the Fourth Proportional to 1,097,275.76, 1,514,242.79 and 613,848.99
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Solution
The fourth proportional to 1,097,275.76, 1,514,242.79 and 613,848.99 is: 847,112.86
Step by Step Solution
- Step 1: Write the proportion equation
1,097,275.76 : 1,514,242.79 = 613,848.99 : x - Step 2: Convert to fraction form
1,097,275.76/1,514,242.79 = 613,848.99/x - Step 3: Cross multiply
1,097,275.76x = 1,514,242.79 × 613,848.99 - Step 4: Simplify right side
1,097,275.76x = 929,516,407,256.28 - Step 5: Solve for x
x = 929,516,407,256.28/1,097,275.76 - Step 6: Final answer
x = 847,112.86
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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.