Finding the Fourth Proportional to 1,199,532.64, 1,799,270.28 and 389,916.08
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Solution
The fourth proportional to 1,199,532.64, 1,799,270.28 and 389,916.08 is: 584,864.80
Step by Step Solution
- Step 1: Write the proportion equation
1,199,532.64 : 1,799,270.28 = 389,916.08 : x - Step 2: Convert to fraction form
1,199,532.64/1,799,270.28 = 389,916.08/x - Step 3: Cross multiply
1,199,532.64x = 1,799,270.28 × 389,916.08 - Step 4: Simplify right side
1,199,532.64x = 701,564,414,438.10 - Step 5: Solve for x
x = 701,564,414,438.10/1,199,532.64 - Step 6: Final answer
x = 584,864.80
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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.