Finding the Fourth Proportional to 1,256,908.20, 1,734,537.06 and 683,948.52
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Solution
The fourth proportional to 1,256,908.20, 1,734,537.06 and 683,948.52 is: 943,850.99
Step by Step Solution
- Step 1: Write the proportion equation
1,256,908.20 : 1,734,537.06 = 683,948.52 : x - Step 2: Convert to fraction form
1,256,908.20/1,734,537.06 = 683,948.52/x - Step 3: Cross multiply
1,256,908.20x = 1,734,537.06 × 683,948.52 - Step 4: Simplify right side
1,256,908.20x = 1,186,334,055,072.15 - Step 5: Solve for x
x = 1,186,334,055,072.15/1,256,908.20 - Step 6: Final answer
x = 943,850.99
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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.