Finding the Fourth Proportional to 1,353,285.47, 2,029,292.49 and 784,828.10
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Solution
The fourth proportional to 1,353,285.47, 2,029,292.49 and 784,828.10 is: 1,176,873.47
Step by Step Solution
- Step 1: Write the proportion equation
1,353,285.47 : 2,029,292.49 = 784,828.10 : x - Step 2: Convert to fraction form
1,353,285.47/2,029,292.49 = 784,828.10/x - Step 3: Cross multiply
1,353,285.47x = 2,029,292.49 × 784,828.10 - Step 4: Simplify right side
1,353,285.47x = 1,592,645,769,270.97 - Step 5: Solve for x
x = 1,592,645,769,270.97/1,353,285.47 - Step 6: Final answer
x = 1,176,873.47
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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.