Finding the Fourth Proportional to 1,203,555.42, 1,660,891.68 and 652,259.34
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Solution
The fourth proportional to 1,203,555.42, 1,660,891.68 and 652,259.34 is: 900,109.87
Step by Step Solution
- Step 1: Write the proportion equation
1,203,555.42 : 1,660,891.68 = 652,259.34 : x - Step 2: Convert to fraction form
1,203,555.42/1,660,891.68 = 652,259.34/x - Step 3: Cross multiply
1,203,555.42x = 1,660,891.68 × 652,259.34 - Step 4: Simplify right side
1,203,555.42x = 1,083,332,111,008.29 - Step 5: Solve for x
x = 1,083,332,111,008.29/1,203,555.42 - Step 6: Final answer
x = 900,109.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.