Finding the Fourth Proportional to 4,224,579.03, 6,337,657.32 and 1,919,233.98
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Solution
The fourth proportional to 4,224,579.03, 6,337,657.32 and 1,919,233.98 is: 2,879,209.31
Step by Step Solution
- Step 1: Write the proportion equation
4,224,579.03 : 6,337,657.32 = 1,919,233.98 : x - Step 2: Convert to fraction form
4,224,579.03/6,337,657.32 = 1,919,233.98/x - Step 3: Cross multiply
4,224,579.03x = 6,337,657.32 × 1,919,233.98 - Step 4: Simplify right side
4,224,579.03x = 12,163,447,282,139.73 - Step 5: Solve for x
x = 12,163,447,282,139.73/4,224,579.03 - Step 6: Final answer
x = 2,879,209.31
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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.