Finding the Fourth Proportional to 1,508,035.98, 2,081,036.96 and 828,967.62
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Solution
The fourth proportional to 1,508,035.98, 2,081,036.96 and 828,967.62 is: 1,143,946.35
Step by Step Solution
- Step 1: Write the proportion equation
1,508,035.98 : 2,081,036.96 = 828,967.62 : x - Step 2: Convert to fraction form
1,508,035.98/2,081,036.96 = 828,967.62/x - Step 3: Cross multiply
1,508,035.98x = 2,081,036.96 × 828,967.62 - Step 4: Simplify right side
1,508,035.98x = 1,725,112,255,863.24 - Step 5: Solve for x
x = 1,725,112,255,863.24/1,508,035.98 - Step 6: Final answer
x = 1,143,946.35
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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.