Finding the Fourth Proportional to 1,010,332.06, 1,394,251.35 and 557,623.10
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Solution
The fourth proportional to 1,010,332.06, 1,394,251.35 and 557,623.10 is: 769,516.07
Step by Step Solution
- Step 1: Write the proportion equation
1,010,332.06 : 1,394,251.35 = 557,623.10 : x - Step 2: Convert to fraction form
1,010,332.06/1,394,251.35 = 557,623.10/x - Step 3: Cross multiply
1,010,332.06x = 1,394,251.35 × 557,623.10 - Step 4: Simplify right side
1,010,332.06x = 777,466,759,966.19 - Step 5: Solve for x
x = 777,466,759,966.19/1,010,332.06 - Step 6: Final answer
x = 769,516.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.