Finding the Fourth Proportional to 4,130,979.06, 5,700,637.80 and 2,295,390.22
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Solution
The fourth proportional to 4,130,979.06, 5,700,637.80 and 2,295,390.22 is: 3,167,575.54
Step by Step Solution
- Step 1: Write the proportion equation
4,130,979.06 : 5,700,637.80 = 2,295,390.22 : x - Step 2: Convert to fraction form
4,130,979.06/5,700,637.80 = 2,295,390.22/x - Step 3: Cross multiply
4,130,979.06x = 5,700,637.80 × 2,295,390.22 - Step 4: Simplify right side
4,130,979.06x = 13,085,188,239,630.72 - Step 5: Solve for x
x = 13,085,188,239,630.72/4,130,979.06 - Step 6: Final answer
x = 3,167,575.54
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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.