Finding the Fourth Proportional to 1,708,661.73, 2,562,995.09 and 697,783.70
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Solution
The fourth proportional to 1,708,661.73, 2,562,995.09 and 697,783.70 is: 1,046,676.57
Step by Step Solution
- Step 1: Write the proportion equation
1,708,661.73 : 2,562,995.09 = 697,783.70 : x - Step 2: Convert to fraction form
1,708,661.73/2,562,995.09 = 697,783.70/x - Step 3: Cross multiply
1,708,661.73x = 2,562,995.09 × 697,783.70 - Step 4: Simplify right side
1,708,661.73x = 1,788,416,196,982.03 - Step 5: Solve for x
x = 1,788,416,196,982.03/1,708,661.73 - Step 6: Final answer
x = 1,046,676.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.