Finding the Fourth Proportional to 1,045,129.71, 1,567,526.78 and 286,794.09
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Solution
The fourth proportional to 1,045,129.71, 1,567,526.78 and 286,794.09 is: 430,145.09
Step by Step Solution
- Step 1: Write the proportion equation
1,045,129.71 : 1,567,526.78 = 286,794.09 : x - Step 2: Convert to fraction form
1,045,129.71/1,567,526.78 = 286,794.09/x - Step 3: Cross multiply
1,045,129.71x = 1,567,526.78 × 286,794.09 - Step 4: Simplify right side
1,045,129.71x = 449,557,414,986.76 - Step 5: Solve for x
x = 449,557,414,986.76/1,045,129.71 - Step 6: Final answer
x = 430,145.09
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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.