Finding the Fourth Proportional to 1,676,675.20, 2,513,496.08 and 611,467.68
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Solution
The fourth proportional to 1,676,675.20, 2,513,496.08 and 611,467.68 is: 916,648.39
Step by Step Solution
- Step 1: Write the proportion equation
1,676,675.20 : 2,513,496.08 = 611,467.68 : x - Step 2: Convert to fraction form
1,676,675.20/2,513,496.08 = 611,467.68/x - Step 3: Cross multiply
1,676,675.20x = 2,513,496.08 × 611,467.68 - Step 4: Simplify right side
1,676,675.20x = 1,536,921,616,726.69 - Step 5: Solve for x
x = 1,536,921,616,726.69/1,676,675.20 - Step 6: Final answer
x = 916,648.39
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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.