Finding the Fourth Proportional to 1,473,051.55, 2,207,561.44 and 1,112,926.36
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Solution
The fourth proportional to 1,473,051.55, 2,207,561.44 and 1,112,926.36 is: 1,667,866.49
Step by Step Solution
- Step 1: Write the proportion equation
1,473,051.55 : 2,207,561.44 = 1,112,926.36 : x - Step 2: Convert to fraction form
1,473,051.55/2,207,561.44 = 1,112,926.36/x - Step 3: Cross multiply
1,473,051.55x = 2,207,561.44 × 1,112,926.36 - Step 4: Simplify right side
1,473,051.55x = 2,456,853,312,330.93 - Step 5: Solve for x
x = 2,456,853,312,330.93/1,473,051.55 - Step 6: Final answer
x = 1,667,866.49
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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.