Finding the Fourth Proportional to 1,310,535.36, 1,807,845.12 and 901,927.80
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Solution
The fourth proportional to 1,310,535.36, 1,807,845.12 and 901,927.80 is: 1,244,182.97
Step by Step Solution
- Step 1: Write the proportion equation
1,310,535.36 : 1,807,845.12 = 901,927.80 : x - Step 2: Convert to fraction form
1,310,535.36/1,807,845.12 = 901,927.80/x - Step 3: Cross multiply
1,310,535.36x = 1,807,845.12 × 901,927.80 - Step 4: Simplify right side
1,310,535.36x = 1,630,545,771,822.34 - Step 5: Solve for x
x = 1,630,545,771,822.34/1,310,535.36 - Step 6: Final answer
x = 1,244,182.97
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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.