Finding the Fourth Proportional to 5,574,616.30, 8,361,924.45 and 4,314,904.30
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Solution
The fourth proportional to 5,574,616.30, 8,361,924.45 and 4,314,904.30 is: 6,472,356.45
Step by Step Solution
- Step 1: Write the proportion equation
5,574,616.30 : 8,361,924.45 = 4,314,904.30 : x - Step 2: Convert to fraction form
5,574,616.30/8,361,924.45 = 4,314,904.30/x - Step 3: Cross multiply
5,574,616.30x = 8,361,924.45 × 4,314,904.30 - Step 4: Simplify right side
5,574,616.30x = 36,080,903,765,580.13 - Step 5: Solve for x
x = 36,080,903,765,580.13/5,574,616.30 - Step 6: Final answer
x = 6,472,356.45
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Double scale
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Similar ratio
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1.5x scale
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.