Finding the Fourth Proportional to 1,498,027.68, 2,245,084.56 and 688,118.40
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Solution
The fourth proportional to 1,498,027.68, 2,245,084.56 and 688,118.40 is: 1,031,278.67
Step by Step Solution
- Step 1: Write the proportion equation
1,498,027.68 : 2,245,084.56 = 688,118.40 : x - Step 2: Convert to fraction form
1,498,027.68/2,245,084.56 = 688,118.40/x - Step 3: Cross multiply
1,498,027.68x = 2,245,084.56 × 688,118.40 - Step 4: Simplify right side
1,498,027.68x = 1,544,883,995,291.90 - Step 5: Solve for x
x = 1,544,883,995,291.90/1,498,027.68 - Step 6: Final answer
x = 1,031,278.67
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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.