Finding the Fourth Proportional to 4,692,270.90, 6,471,994.58 and 4,306,332.82
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Solution
The fourth proportional to 4,692,270.90, 6,471,994.58 and 4,306,332.82 is: 5,939,674.68
Step by Step Solution
- Step 1: Write the proportion equation
4,692,270.90 : 6,471,994.58 = 4,306,332.82 : x - Step 2: Convert to fraction form
4,692,270.90/6,471,994.58 = 4,306,332.82/x - Step 3: Cross multiply
4,692,270.90x = 6,471,994.58 × 4,306,332.82 - Step 4: Simplify right side
4,692,270.90x = 27,870,562,670,716.12 - Step 5: Solve for x
x = 27,870,562,670,716.12/4,692,270.90 - Step 6: Final answer
x = 5,939,674.68
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1.5x scale
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.