Finding the Fourth Proportional to 5,642,725.70, 8,464,088.55 and 4,830,911.30
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Solution
The fourth proportional to 5,642,725.70, 8,464,088.55 and 4,830,911.30 is: 7,246,366.95
Step by Step Solution
- Step 1: Write the proportion equation
5,642,725.70 : 8,464,088.55 = 4,830,911.30 : x - Step 2: Convert to fraction form
5,642,725.70/8,464,088.55 = 4,830,911.30/x - Step 3: Cross multiply
5,642,725.70x = 8,464,088.55 × 4,830,911.30 - Step 4: Simplify right side
5,642,725.70x = 40,889,261,020,395.62 - Step 5: Solve for x
x = 40,889,261,020,395.62/5,642,725.70 - Step 6: Final answer
x = 7,246,366.95
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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.