Finding the Fourth Proportional to 1,575,990.96, 2,364,331.79 and 511,140.66
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Solution
The fourth proportional to 1,575,990.96, 2,364,331.79 and 511,140.66 is: 766,823.00
Step by Step Solution
- Step 1: Write the proportion equation
1,575,990.96 : 2,364,331.79 = 511,140.66 : x - Step 2: Convert to fraction form
1,575,990.96/2,364,331.79 = 511,140.66/x - Step 3: Cross multiply
1,575,990.96x = 2,364,331.79 × 511,140.66 - Step 4: Simplify right side
1,575,990.96x = 1,208,506,111,599.58 - Step 5: Solve for x
x = 1,208,506,111,599.58/1,575,990.96 - Step 6: Final answer
x = 766,823.00
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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.