Finding the Fourth Proportional to 1,968,759.48, 2,953,449 and 689,758.14
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Solution
The fourth proportional to 1,968,759.48, 2,953,449 and 689,758.14 is: 1,034,745.74
Step by Step Solution
- Step 1: Write the proportion equation
1,968,759.48 : 2,953,449 = 689,758.14 : x - Step 2: Convert to fraction form
1,968,759.48/2,953,449 = 689,758.14/x - Step 3: Cross multiply
1,968,759.48x = 2,953,449 × 689,758.14 - Step 4: Simplify right side
1,968,759.48x = 2,037,165,488,824.86 - Step 5: Solve for x
x = 2,037,165,488,824.86/1,968,759.48 - Step 6: Final answer
x = 1,034,745.74
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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.