Finding the Fourth Proportional to 5,195,084.16, 7,169,242.68 and 2,903,283.12
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Solution
The fourth proportional to 5,195,084.16, 7,169,242.68 and 2,903,283.12 is: 4,006,545.54
Step by Step Solution
- Step 1: Write the proportion equation
5,195,084.16 : 7,169,242.68 = 2,903,283.12 : x - Step 2: Convert to fraction form
5,195,084.16/7,169,242.68 = 2,903,283.12/x - Step 3: Cross multiply
5,195,084.16x = 7,169,242.68 × 2,903,283.12 - Step 4: Simplify right side
5,195,084.16x = 20,814,341,256,027.56 - Step 5: Solve for x
x = 20,814,341,256,027.56/5,195,084.16 - Step 6: Final answer
x = 4,006,545.54
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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.