Finding the Fourth Proportional to 1,023,610.68, 1,412,584.62 and 570,930.84
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Solution
The fourth proportional to 1,023,610.68, 1,412,584.62 and 570,930.84 is: 787,885.61
Step by Step Solution
- Step 1: Write the proportion equation
1,023,610.68 : 1,412,584.62 = 570,930.84 : x - Step 2: Convert to fraction form
1,023,610.68/1,412,584.62 = 570,930.84/x - Step 3: Cross multiply
1,023,610.68x = 1,412,584.62 × 570,930.84 - Step 4: Simplify right side
1,023,610.68x = 806,488,123,667.68 - Step 5: Solve for x
x = 806,488,123,667.68/1,023,610.68 - Step 6: Final answer
x = 787,885.61
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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.