Finding the Fourth Proportional to 1,928,576.28, 2,893,268.99 and 730,472.07
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Solution
The fourth proportional to 1,928,576.28, 2,893,268.99 and 730,472.07 is: 1,095,861.34
Step by Step Solution
- Step 1: Write the proportion equation
1,928,576.28 : 2,893,268.99 = 730,472.07 : x - Step 2: Convert to fraction form
1,928,576.28/2,893,268.99 = 730,472.07/x - Step 3: Cross multiply
1,928,576.28x = 2,893,268.99 × 730,472.07 - Step 4: Simplify right side
1,928,576.28x = 2,113,452,190,018.29 - Step 5: Solve for x
x = 2,113,452,190,018.29/1,928,576.28 - Step 6: Final answer
x = 1,095,861.34
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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.