Finding the Fourth Proportional to 1,972,686.46, 2,958,486.96 and 675,819.76
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Solution
The fourth proportional to 1,972,686.46, 2,958,486.96 and 675,819.76 is: 1,013,543.71
Step by Step Solution
- Step 1: Write the proportion equation
1,972,686.46 : 2,958,486.96 = 675,819.76 : x - Step 2: Convert to fraction form
1,972,686.46/2,958,486.96 = 675,819.76/x - Step 3: Cross multiply
1,972,686.46x = 2,958,486.96 × 675,819.76 - Step 4: Simplify right side
1,972,686.46x = 1,999,403,947,270.33 - Step 5: Solve for x
x = 1,999,403,947,270.33/1,972,686.46 - Step 6: Final answer
x = 1,013,543.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.