Finding the Fourth Proportional to 1,157,419.94, 1,734,386.42 and 1,031,286.08
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Solution
The fourth proportional to 1,157,419.94, 1,734,386.42 and 1,031,286.08 is: 1,545,375.64
Step by Step Solution
- Step 1: Write the proportion equation
1,157,419.94 : 1,734,386.42 = 1,031,286.08 : x - Step 2: Convert to fraction form
1,157,419.94/1,734,386.42 = 1,031,286.08/x - Step 3: Cross multiply
1,157,419.94x = 1,734,386.42 × 1,031,286.08 - Step 4: Simplify right side
1,157,419.94x = 1,788,648,575,744.12 - Step 5: Solve for x
x = 1,788,648,575,744.12/1,157,419.94 - Step 6: Final answer
x = 1,545,375.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.