Finding the Fourth Proportional to 1,126,928.41, 1,690,411.14 and 317,332.29
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Solution
The fourth proportional to 1,126,928.41, 1,690,411.14 and 317,332.29 is: 476,003.66
Step by Step Solution
- Step 1: Write the proportion equation
1,126,928.41 : 1,690,411.14 = 317,332.29 : x - Step 2: Convert to fraction form
1,126,928.41/1,690,411.14 = 317,332.29/x - Step 3: Cross multiply
1,126,928.41x = 1,690,411.14 × 317,332.29 - Step 4: Simplify right side
1,126,928.41x = 536,422,044,436.75 - Step 5: Solve for x
x = 536,422,044,436.75/1,126,928.41 - Step 6: Final answer
x = 476,003.66
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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.