Finding the Fourth Proportional to 1,660,839.52, 2,291,958.50 and 896,893.08
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Solution
The fourth proportional to 1,660,839.52, 2,291,958.50 and 896,893.08 is: 1,237,712.43
Step by Step Solution
- Step 1: Write the proportion equation
1,660,839.52 : 2,291,958.50 = 896,893.08 : x - Step 2: Convert to fraction form
1,660,839.52/2,291,958.50 = 896,893.08/x - Step 3: Cross multiply
1,660,839.52x = 2,291,958.50 × 896,893.08 - Step 4: Simplify right side
1,660,839.52x = 2,055,641,718,297.18 - Step 5: Solve for x
x = 2,055,641,718,297.18/1,660,839.52 - Step 6: Final answer
x = 1,237,712.43
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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.