Finding the Fourth Proportional to 2,199,547.62, 3,035,555.49 and 1,219,793.49
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Solution
The fourth proportional to 2,199,547.62, 3,035,555.49 and 1,219,793.49 is: 1,683,414.71
Step by Step Solution
- Step 1: Write the proportion equation
2,199,547.62 : 3,035,555.49 = 1,219,793.49 : x - Step 2: Convert to fraction form
2,199,547.62/3,035,555.49 = 1,219,793.49/x - Step 3: Cross multiply
2,199,547.62x = 3,035,555.49 × 1,219,793.49 - Step 4: Simplify right side
2,199,547.62x = 3,702,750,825,235.76 - Step 5: Solve for x
x = 3,702,750,825,235.76/2,199,547.62 - Step 6: Final answer
x = 1,683,414.71
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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.