Finding the Fourth Proportional to 1,710,349.12, 2,565,115.26 and 511,949.80
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Solution
The fourth proportional to 1,710,349.12, 2,565,115.26 and 511,949.80 is: 767,802.45
Step by Step Solution
- Step 1: Write the proportion equation
1,710,349.12 : 2,565,115.26 = 511,949.80 : x - Step 2: Convert to fraction form
1,710,349.12/2,565,115.26 = 511,949.80/x - Step 3: Cross multiply
1,710,349.12x = 2,565,115.26 × 511,949.80 - Step 4: Simplify right side
1,710,349.12x = 1,313,210,244,333.95 - Step 5: Solve for x
x = 1,313,210,244,333.95/1,710,349.12 - Step 6: Final answer
x = 767,802.45
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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.