Finding the Fourth Proportional to 1,124,839.64, 1,687,653.14 and 326,169.08
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Solution
The fourth proportional to 1,124,839.64, 1,687,653.14 and 326,169.08 is: 489,367.78
Step by Step Solution
- Step 1: Write the proportion equation
1,124,839.64 : 1,687,653.14 = 326,169.08 : x - Step 2: Convert to fraction form
1,124,839.64/1,687,653.14 = 326,169.08/x - Step 3: Cross multiply
1,124,839.64x = 1,687,653.14 × 326,169.08 - Step 4: Simplify right side
1,124,839.64x = 550,460,272,032.91 - Step 5: Solve for x
x = 550,460,272,032.91/1,124,839.64 - Step 6: Final answer
x = 489,367.78
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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.