Finding the Fourth Proportional to 1,415,658.24, 2,124,360 and 574,217.28
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Solution
The fourth proportional to 1,415,658.24, 2,124,360 and 574,217.28 is: 861,679.88
Step by Step Solution
- Step 1: Write the proportion equation
1,415,658.24 : 2,124,360 = 574,217.28 : x - Step 2: Convert to fraction form
1,415,658.24/2,124,360 = 574,217.28/x - Step 3: Cross multiply
1,415,658.24x = 2,124,360 × 574,217.28 - Step 4: Simplify right side
1,415,658.24x = 1,219,844,220,940.80 - Step 5: Solve for x
x = 1,219,844,220,940.80/1,415,658.24 - Step 6: Final answer
x = 861,679.88
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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.