Finding the Fourth Proportional to 1,311,487.36, 1,968,068.18 and 637,201.04
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Solution
The fourth proportional to 1,311,487.36, 1,968,068.18 and 637,201.04 is: 956,208.29
Step by Step Solution
- Step 1: Write the proportion equation
1,311,487.36 : 1,968,068.18 = 637,201.04 : x - Step 2: Convert to fraction form
1,311,487.36/1,968,068.18 = 637,201.04/x - Step 3: Cross multiply
1,311,487.36x = 1,968,068.18 × 637,201.04 - Step 4: Simplify right side
1,311,487.36x = 1,254,055,082,839.57 - Step 5: Solve for x
x = 1,254,055,082,839.57/1,311,487.36 - Step 6: Final answer
x = 956,208.29
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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.