Finding the Fourth Proportional to 1,110,783.02, 1,666,231.58 and 312,126.84
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Solution
The fourth proportional to 1,110,783.02, 1,666,231.58 and 312,126.84 is: 468,206.29
Step by Step Solution
- Step 1: Write the proportion equation
1,110,783.02 : 1,666,231.58 = 312,126.84 : x - Step 2: Convert to fraction form
1,110,783.02/1,666,231.58 = 312,126.84/x - Step 3: Cross multiply
1,110,783.02x = 1,666,231.58 × 312,126.84 - Step 4: Simplify right side
1,110,783.02x = 520,075,597,773.61 - Step 5: Solve for x
x = 520,075,597,773.61/1,110,783.02 - Step 6: Final answer
x = 468,206.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.