Finding the Fourth Proportional to 1,181,666.36, 1,769,389.14 and 707,226.68
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Solution
The fourth proportional to 1,181,666.36, 1,769,389.14 and 707,226.68 is: 1,058,978.45
Step by Step Solution
- Step 1: Write the proportion equation
1,181,666.36 : 1,769,389.14 = 707,226.68 : x - Step 2: Convert to fraction form
1,181,666.36/1,769,389.14 = 707,226.68/x - Step 3: Cross multiply
1,181,666.36x = 1,769,389.14 × 707,226.68 - Step 4: Simplify right side
1,181,666.36x = 1,251,359,207,110.26 - Step 5: Solve for x
x = 1,251,359,207,110.26/1,181,666.36 - Step 6: Final answer
x = 1,058,978.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.