Finding the Fourth Proportional to 3,125,384.80, 4,688,258.63 and 1,206,306.67
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Solution
The fourth proportional to 3,125,384.80, 4,688,258.63 and 1,206,306.67 is: 1,809,530.03
Step by Step Solution
- Step 1: Write the proportion equation
3,125,384.80 : 4,688,258.63 = 1,206,306.67 : x - Step 2: Convert to fraction form
3,125,384.80/4,688,258.63 = 1,206,306.67/x - Step 3: Cross multiply
3,125,384.80x = 4,688,258.63 × 1,206,306.67 - Step 4: Simplify right side
3,125,384.80x = 5,655,477,656,054.06 - Step 5: Solve for x
x = 5,655,477,656,054.06/3,125,384.80 - Step 6: Final answer
x = 1,809,530.03
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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.