Finding the Fourth Proportional to 1,498,403.03, 2,067,397.49 and 853,809.48
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Solution
The fourth proportional to 1,498,403.03, 2,067,397.49 and 853,809.48 is: 1,178,029.91
Step by Step Solution
- Step 1: Write the proportion equation
1,498,403.03 : 2,067,397.49 = 853,809.48 : x - Step 2: Convert to fraction form
1,498,403.03/2,067,397.49 = 853,809.48/x - Step 3: Cross multiply
1,498,403.03x = 2,067,397.49 × 853,809.48 - Step 4: Simplify right side
1,498,403.03x = 1,765,163,578,024.73 - Step 5: Solve for x
x = 1,765,163,578,024.73/1,498,403.03 - Step 6: Final answer
x = 1,178,029.91
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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.