Finding the Fourth Proportional to 1,431,788.58, 1,975,750.62 and 842,994.42
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Solution
The fourth proportional to 1,431,788.58, 1,975,750.62 and 842,994.42 is: 1,163,263.05
Step by Step Solution
- Step 1: Write the proportion equation
1,431,788.58 : 1,975,750.62 = 842,994.42 : x - Step 2: Convert to fraction form
1,431,788.58/1,975,750.62 = 842,994.42/x - Step 3: Cross multiply
1,431,788.58x = 1,975,750.62 × 842,994.42 - Step 4: Simplify right side
1,431,788.58x = 1,665,546,747,971.54 - Step 5: Solve for x
x = 1,665,546,747,971.54/1,431,788.58 - Step 6: Final answer
x = 1,163,263.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.