Finding the Fourth Proportional to 1,059,816.96, 1,462,199.04 and 657,331.20
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Solution
The fourth proportional to 1,059,816.96, 1,462,199.04 and 657,331.20 is: 906,900.99
Step by Step Solution
- Step 1: Write the proportion equation
1,059,816.96 : 1,462,199.04 = 657,331.20 : x - Step 2: Convert to fraction form
1,059,816.96/1,462,199.04 = 657,331.20/x - Step 3: Cross multiply
1,059,816.96x = 1,462,199.04 × 657,331.20 - Step 4: Simplify right side
1,059,816.96x = 961,149,049,602.05 - Step 5: Solve for x
x = 961,149,049,602.05/1,059,816.96 - Step 6: Final answer
x = 906,900.99
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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.