Finding the Fourth Proportional to 2,248,829.87, 3,103,409.72 and 1,230,212.75
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Solution
The fourth proportional to 2,248,829.87, 3,103,409.72 and 1,230,212.75 is: 1,697,706.99
Step by Step Solution
- Step 1: Write the proportion equation
2,248,829.87 : 3,103,409.72 = 1,230,212.75 : x - Step 2: Convert to fraction form
2,248,829.87/3,103,409.72 = 1,230,212.75/x - Step 3: Cross multiply
2,248,829.87x = 3,103,409.72 × 1,230,212.75 - Step 4: Simplify right side
2,248,829.87x = 3,817,854,199,866.87 - Step 5: Solve for x
x = 3,817,854,199,866.87/2,248,829.87 - Step 6: Final answer
x = 1,697,706.99
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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.