Finding the Fourth Proportional to 1,326,207.53, 1,986,320.37 and 928,623.29
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Solution
The fourth proportional to 1,326,207.53, 1,986,320.37 and 928,623.29 is: 1,390,840.65
Step by Step Solution
- Step 1: Write the proportion equation
1,326,207.53 : 1,986,320.37 = 928,623.29 : x - Step 2: Convert to fraction form
1,326,207.53/1,986,320.37 = 928,623.29/x - Step 3: Cross multiply
1,326,207.53x = 1,986,320.37 × 928,623.29 - Step 4: Simplify right side
1,326,207.53x = 1,844,543,350,534.15 - Step 5: Solve for x
x = 1,844,543,350,534.15/1,326,207.53 - Step 6: Final answer
x = 1,390,840.65
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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.