Finding the Fourth Proportional to 1,836,699.90, 2,754,328.95 and 698,857.80
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Solution
The fourth proportional to 1,836,699.90, 2,754,328.95 and 698,857.80 is: 1,048,012.40
Step by Step Solution
- Step 1: Write the proportion equation
1,836,699.90 : 2,754,328.95 = 698,857.80 : x - Step 2: Convert to fraction form
1,836,699.90/2,754,328.95 = 698,857.80/x - Step 3: Cross multiply
1,836,699.90x = 2,754,328.95 × 698,857.80 - Step 4: Simplify right side
1,836,699.90x = 1,924,884,270,473.31 - Step 5: Solve for x
x = 1,924,884,270,473.31/1,836,699.90 - Step 6: Final answer
x = 1,048,012.40
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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.