Finding the Fourth Proportional to 1,209,181.76, 1,811,779.68 and 702,319.88
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Solution
The fourth proportional to 1,209,181.76, 1,811,779.68 and 702,319.88 is: 1,052,322.26
Step by Step Solution
- Step 1: Write the proportion equation
1,209,181.76 : 1,811,779.68 = 702,319.88 : x - Step 2: Convert to fraction form
1,209,181.76/1,811,779.68 = 702,319.88/x - Step 3: Cross multiply
1,209,181.76x = 1,811,779.68 × 702,319.88 - Step 4: Simplify right side
1,209,181.76x = 1,272,448,887,444.04 - Step 5: Solve for x
x = 1,272,448,887,444.04/1,209,181.76 - Step 6: Final answer
x = 1,052,322.26
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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.