Finding the Fourth Proportional to 1,707,637.30, 2,564,408.40 and 910,475.80
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Solution
The fourth proportional to 1,707,637.30, 2,564,408.40 and 910,475.80 is: 1,367,287.88
Step by Step Solution
- Step 1: Write the proportion equation
1,707,637.30 : 2,564,408.40 = 910,475.80 : x - Step 2: Convert to fraction form
1,707,637.30/2,564,408.40 = 910,475.80/x - Step 3: Cross multiply
1,707,637.30x = 2,564,408.40 × 910,475.80 - Step 4: Simplify right side
1,707,637.30x = 2,334,831,789,516.72 - Step 5: Solve for x
x = 2,334,831,789,516.72/1,707,637.30 - Step 6: Final answer
x = 1,367,287.88
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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.