Finding the Fourth Proportional to 1,575,206.70, 2,362,810.05 and 1,197,293.10
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Solution
The fourth proportional to 1,575,206.70, 2,362,810.05 and 1,197,293.10 is: 1,795,939.65
Step by Step Solution
- Step 1: Write the proportion equation
1,575,206.70 : 2,362,810.05 = 1,197,293.10 : x - Step 2: Convert to fraction form
1,575,206.70/2,362,810.05 = 1,197,293.10/x - Step 3: Cross multiply
1,575,206.70x = 2,362,810.05 × 1,197,293.10 - Step 4: Simplify right side
1,575,206.70x = 2,828,976,169,475.66 - Step 5: Solve for x
x = 2,828,976,169,475.66/1,575,206.70 - Step 6: Final answer
x = 1,795,939.65
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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.