Finding the Fourth Proportional to 5,731,965.41, 7,903,485.09 and 4,569,502.82
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Solution
The fourth proportional to 5,731,965.41, 7,903,485.09 and 4,569,502.82 is: 6,300,630.73
Step by Step Solution
- Step 1: Write the proportion equation
5,731,965.41 : 7,903,485.09 = 4,569,502.82 : x - Step 2: Convert to fraction form
5,731,965.41/7,903,485.09 = 4,569,502.82/x - Step 3: Cross multiply
5,731,965.41x = 7,903,485.09 × 4,569,502.82 - Step 4: Simplify right side
5,731,965.41x = 36,114,997,367,065.53 - Step 5: Solve for x
x = 36,114,997,367,065.53/5,731,965.41 - Step 6: Final answer
x = 6,300,630.73
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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.