Finding the Fourth Proportional to 4,439,796.12, 6,126,918.75 and 2,402,605.62
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Solution
The fourth proportional to 4,439,796.12, 6,126,918.75 and 2,402,605.62 is: 3,315,595.81
Step by Step Solution
- Step 1: Write the proportion equation
4,439,796.12 : 6,126,918.75 = 2,402,605.62 : x - Step 2: Convert to fraction form
4,439,796.12/6,126,918.75 = 2,402,605.62/x - Step 3: Cross multiply
4,439,796.12x = 6,126,918.75 × 2,402,605.62 - Step 4: Simplify right side
4,439,796.12x = 14,720,569,422,033.38 - Step 5: Solve for x
x = 14,720,569,422,033.38/4,439,796.12 - Step 6: Final answer
x = 3,315,595.81
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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.