Finding the Fourth Proportional to 1,079,325.06, 1,489,643.62 and 626,878.50
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Solution
The fourth proportional to 1,079,325.06, 1,489,643.62 and 626,878.50 is: 865,193.99
Step by Step Solution
- Step 1: Write the proportion equation
1,079,325.06 : 1,489,643.62 = 626,878.50 : x - Step 2: Convert to fraction form
1,079,325.06/1,489,643.62 = 626,878.50/x - Step 3: Cross multiply
1,079,325.06x = 1,489,643.62 × 626,878.50 - Step 4: Simplify right side
1,079,325.06x = 933,825,558,040.17 - Step 5: Solve for x
x = 933,825,558,040.17/1,079,325.06 - Step 6: Final answer
x = 865,193.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.