Finding the Fourth Proportional to 5,784,695.70, 8,677,043.55 and 4,291,703.70
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Solution
The fourth proportional to 5,784,695.70, 8,677,043.55 and 4,291,703.70 is: 6,437,555.55
Step by Step Solution
- Step 1: Write the proportion equation
5,784,695.70 : 8,677,043.55 = 4,291,703.70 : x - Step 2: Convert to fraction form
5,784,695.70/8,677,043.55 = 4,291,703.70/x - Step 3: Cross multiply
5,784,695.70x = 8,677,043.55 × 4,291,703.70 - Step 4: Simplify right side
5,784,695.70x = 37,239,299,908,596.14 - Step 5: Solve for x
x = 37,239,299,908,596.14/5,784,695.70 - Step 6: Final answer
x = 6,437,555.55
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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.