Finding the Fourth Proportional to 1,226,741.96, 1,693,062.81 and 703,656.65
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Solution
The fourth proportional to 1,226,741.96, 1,693,062.81 and 703,656.65 is: 971,137.33
Step by Step Solution
- Step 1: Write the proportion equation
1,226,741.96 : 1,693,062.81 = 703,656.65 : x - Step 2: Convert to fraction form
1,226,741.96/1,693,062.81 = 703,656.65/x - Step 3: Cross multiply
1,226,741.96x = 1,693,062.81 × 703,656.65 - Step 4: Simplify right side
1,226,741.96x = 1,191,334,909,356.84 - Step 5: Solve for x
x = 1,191,334,909,356.84/1,226,741.96 - Step 6: Final answer
x = 971,137.33
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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.