Finding the Fourth Proportional to 2,195,681.81, 3,292,703.55 and 755,958.49
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Solution
The fourth proportional to 2,195,681.81, 3,292,703.55 and 755,958.49 is: 1,133,655.70
Step by Step Solution
- Step 1: Write the proportion equation
2,195,681.81 : 3,292,703.55 = 755,958.49 : x - Step 2: Convert to fraction form
2,195,681.81/3,292,703.55 = 755,958.49/x - Step 3: Cross multiply
2,195,681.81x = 3,292,703.55 × 755,958.49 - Step 4: Simplify right side
2,195,681.81x = 2,489,147,195,443.88 - Step 5: Solve for x
x = 2,489,147,195,443.88/2,195,681.81 - Step 6: Final answer
x = 1,133,655.70
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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.