Finding the Fourth Proportional to 1,873,402.40, 2,810,103.60 and 675,363.80
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Solution
The fourth proportional to 1,873,402.40, 2,810,103.60 and 675,363.80 is: 1,013,045.70
Step by Step Solution
- Step 1: Write the proportion equation
1,873,402.40 : 2,810,103.60 = 675,363.80 : x - Step 2: Convert to fraction form
1,873,402.40/2,810,103.60 = 675,363.80/x - Step 3: Cross multiply
1,873,402.40x = 2,810,103.60 × 675,363.80 - Step 4: Simplify right side
1,873,402.40x = 1,897,842,245,689.68 - Step 5: Solve for x
x = 1,897,842,245,689.68/1,873,402.40 - Step 6: Final answer
x = 1,013,045.70
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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.