Finding the Fourth Proportional to 1,038,299.94, 1,432,851.24 and 579,409.74
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Solution
The fourth proportional to 1,038,299.94, 1,432,851.24 and 579,409.74 is: 799,583.95
Step by Step Solution
- Step 1: Write the proportion equation
1,038,299.94 : 1,432,851.24 = 579,409.74 : x - Step 2: Convert to fraction form
1,038,299.94/1,432,851.24 = 579,409.74/x - Step 3: Cross multiply
1,038,299.94x = 1,432,851.24 × 579,409.74 - Step 4: Simplify right side
1,038,299.94x = 830,207,964,427.08 - Step 5: Solve for x
x = 830,207,964,427.08/1,038,299.94 - Step 6: Final answer
x = 799,583.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.