Finding the Fourth Proportional to 1,106,803.30, 1,660,982.55 and 476,169.70
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Solution
The fourth proportional to 1,106,803.30, 1,660,982.55 and 476,169.70 is: 714,589.09
Step by Step Solution
- Step 1: Write the proportion equation
1,106,803.30 : 1,660,982.55 = 476,169.70 : x - Step 2: Convert to fraction form
1,106,803.30/1,660,982.55 = 476,169.70/x - Step 3: Cross multiply
1,106,803.30x = 1,660,982.55 × 476,169.70 - Step 4: Simplify right side
1,106,803.30x = 790,909,562,538.74 - Step 5: Solve for x
x = 790,909,562,538.74/1,106,803.30 - Step 6: Final answer
x = 714,589.09
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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.