Finding the Fourth Proportional to 5,584,600.12, 8,376,922.28 and 3,690,920.56
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Solution
The fourth proportional to 5,584,600.12, 8,376,922.28 and 3,690,920.56 is: 5,536,395.45
Step by Step Solution
- Step 1: Write the proportion equation
5,584,600.12 : 8,376,922.28 = 3,690,920.56 : x - Step 2: Convert to fraction form
5,584,600.12/8,376,922.28 = 3,690,920.56/x - Step 3: Cross multiply
5,584,600.12x = 8,376,922.28 × 3,690,920.56 - Step 4: Simplify right side
5,584,600.12x = 30,918,554,672,774.08 - Step 5: Solve for x
x = 30,918,554,672,774.08/5,584,600.12 - Step 6: Final answer
x = 5,536,395.45
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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.