Finding the Fourth Proportional to 1,666,202.15, 2,299,381.28 and 931,124.12
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Solution
The fourth proportional to 1,666,202.15, 2,299,381.28 and 931,124.12 is: 1,284,963.75
Step by Step Solution
- Step 1: Write the proportion equation
1,666,202.15 : 2,299,381.28 = 931,124.12 : x - Step 2: Convert to fraction form
1,666,202.15/2,299,381.28 = 931,124.12/x - Step 3: Cross multiply
1,666,202.15x = 2,299,381.28 × 931,124.12 - Step 4: Simplify right side
1,666,202.15x = 2,141,009,354,731.95 - Step 5: Solve for x
x = 2,141,009,354,731.95/1,666,202.15 - Step 6: Final answer
x = 1,284,963.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.