Finding the Fourth Proportional to 2,271,971.06, 3,135,328.87 and 1,239,502.03
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Solution
The fourth proportional to 2,271,971.06, 3,135,328.87 and 1,239,502.03 is: 1,710,517.60
Step by Step Solution
- Step 1: Write the proportion equation
2,271,971.06 : 3,135,328.87 = 1,239,502.03 : x - Step 2: Convert to fraction form
2,271,971.06/3,135,328.87 = 1,239,502.03/x - Step 3: Cross multiply
2,271,971.06x = 3,135,328.87 × 1,239,502.03 - Step 4: Simplify right side
2,271,971.06x = 3,886,246,488,145.53 - Step 5: Solve for x
x = 3,886,246,488,145.53/2,271,971.06 - Step 6: Final answer
x = 1,710,517.60
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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.