Finding the Fourth Proportional to 2,673,514.05, 3,688,479.99 and 1,756,237.11
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Solution
The fourth proportional to 2,673,514.05, 3,688,479.99 and 1,756,237.11 is: 2,422,970.41
Step by Step Solution
- Step 1: Write the proportion equation
2,673,514.05 : 3,688,479.99 = 1,756,237.11 : x - Step 2: Convert to fraction form
2,673,514.05/3,688,479.99 = 1,756,237.11/x - Step 3: Cross multiply
2,673,514.05x = 3,688,479.99 × 1,756,237.11 - Step 4: Simplify right side
2,673,514.05x = 6,477,845,437,930.43 - Step 5: Solve for x
x = 6,477,845,437,930.43/2,673,514.05 - Step 6: Final answer
x = 2,422,970.41
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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.