Finding the Fourth Proportional to 2,513,165.48, 3,469,372.95 and 1,547,123.84
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Solution
The fourth proportional to 2,513,165.48, 3,469,372.95 and 1,547,123.84 is: 2,135,772.45
Step by Step Solution
- Step 1: Write the proportion equation
2,513,165.48 : 3,469,372.95 = 1,547,123.84 : x - Step 2: Convert to fraction form
2,513,165.48/3,469,372.95 = 1,547,123.84/x - Step 3: Cross multiply
2,513,165.48x = 3,469,372.95 × 1,547,123.84 - Step 4: Simplify right side
2,513,165.48x = 5,367,549,600,796.13 - Step 5: Solve for x
x = 5,367,549,600,796.13/2,513,165.48 - Step 6: Final answer
x = 2,135,772.45
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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.