Finding the Fourth Proportional to 1,116,461.44, 1,541,154.64 and 791,473.04
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Solution
The fourth proportional to 1,116,461.44, 1,541,154.64 and 791,473.04 is: 1,092,543.19
Step by Step Solution
- Step 1: Write the proportion equation
1,116,461.44 : 1,541,154.64 = 791,473.04 : x - Step 2: Convert to fraction form
1,116,461.44/1,541,154.64 = 791,473.04/x - Step 3: Cross multiply
1,116,461.44x = 1,541,154.64 × 791,473.04 - Step 4: Simplify right side
1,116,461.44x = 1,219,782,348,030.91 - Step 5: Solve for x
x = 1,219,782,348,030.91/1,116,461.44 - Step 6: Final answer
x = 1,092,543.19
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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.