Finding the Fourth Proportional to 2,486,988.66, 3,730,833.34 and 867,521.31
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Solution
The fourth proportional to 2,486,988.66, 3,730,833.34 and 867,521.31 is: 1,301,404.17
Step by Step Solution
- Step 1: Write the proportion equation
2,486,988.66 : 3,730,833.34 = 867,521.31 : x - Step 2: Convert to fraction form
2,486,988.66/3,730,833.34 = 867,521.31/x - Step 3: Cross multiply
2,486,988.66x = 3,730,833.34 × 867,521.31 - Step 4: Simplify right side
2,486,988.66x = 3,236,577,410,349.05 - Step 5: Solve for x
x = 3,236,577,410,349.05/2,486,988.66 - Step 6: Final answer
x = 1,301,404.17
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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.