Finding the Fourth Proportional to 1,022,999.32, 1,411,687.74 and 570,202.84
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Solution
The fourth proportional to 1,022,999.32, 1,411,687.74 and 570,202.84 is: 786,851.31
Step by Step Solution
- Step 1: Write the proportion equation
1,022,999.32 : 1,411,687.74 = 570,202.84 : x - Step 2: Convert to fraction form
1,022,999.32/1,411,687.74 = 570,202.84/x - Step 3: Cross multiply
1,022,999.32x = 1,411,687.74 × 570,202.84 - Step 4: Simplify right side
1,022,999.32x = 804,948,358,541.18 - Step 5: Solve for x
x = 804,948,358,541.18/1,022,999.32 - Step 6: Final answer
x = 786,851.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.