Finding the Fourth Proportional to 1,656,599.40, 2,484,899.10 and 1,646,101.80
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Solution
The fourth proportional to 1,656,599.40, 2,484,899.10 and 1,646,101.80 is: 2,469,152.70
Step by Step Solution
- Step 1: Write the proportion equation
1,656,599.40 : 2,484,899.10 = 1,646,101.80 : x - Step 2: Convert to fraction form
1,656,599.40/2,484,899.10 = 1,646,101.80/x - Step 3: Cross multiply
1,656,599.40x = 2,484,899.10 × 1,646,101.80 - Step 4: Simplify right side
1,656,599.40x = 4,090,396,881,328.38 - Step 5: Solve for x
x = 4,090,396,881,328.38/1,656,599.40 - Step 6: Final answer
x = 2,469,152.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.