Finding the Fourth Proportional to 1,230,248.96, 1,697,740.80 and 693,701.12
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Solution
The fourth proportional to 1,230,248.96, 1,697,740.80 and 693,701.12 is: 957,305.99
Step by Step Solution
- Step 1: Write the proportion equation
1,230,248.96 : 1,697,740.80 = 693,701.12 : x - Step 2: Convert to fraction form
1,230,248.96/1,697,740.80 = 693,701.12/x - Step 3: Cross multiply
1,230,248.96x = 1,697,740.80 × 693,701.12 - Step 4: Simplify right side
1,230,248.96x = 1,177,724,694,429.70 - Step 5: Solve for x
x = 1,177,724,694,429.70/1,230,248.96 - Step 6: Final answer
x = 957,305.99
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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.