Finding the Fourth Proportional to 1,836,701.40, 2,754,331.20 and 698,859.30
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Solution
The fourth proportional to 1,836,701.40, 2,754,331.20 and 698,859.30 is: 1,048,014.65
Step by Step Solution
- Step 1: Write the proportion equation
1,836,701.40 : 2,754,331.20 = 698,859.30 : x - Step 2: Convert to fraction form
1,836,701.40/2,754,331.20 = 698,859.30/x - Step 3: Cross multiply
1,836,701.40x = 2,754,331.20 × 698,859.30 - Step 4: Simplify right side
1,836,701.40x = 1,924,889,974,400.16 - Step 5: Solve for x
x = 1,924,889,974,400.16/1,836,701.40 - Step 6: Final answer
x = 1,048,014.65
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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.