Finding the Fourth Proportional to 1,241,801.64, 1,713,701.70 and 751,764.78
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Solution
The fourth proportional to 1,241,801.64, 1,713,701.70 and 751,764.78 is: 1,037,444.74
Step by Step Solution
- Step 1: Write the proportion equation
1,241,801.64 : 1,713,701.70 = 751,764.78 : x - Step 2: Convert to fraction form
1,241,801.64/1,713,701.70 = 751,764.78/x - Step 3: Cross multiply
1,241,801.64x = 1,713,701.70 × 751,764.78 - Step 4: Simplify right side
1,241,801.64x = 1,288,300,581,486.13 - Step 5: Solve for x
x = 1,288,300,581,486.13/1,241,801.64 - Step 6: Final answer
x = 1,037,444.74
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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.