Finding the Fourth Proportional to 1,134,650.88, 1,565,829.12 and 625,372.80
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Solution
The fourth proportional to 1,134,650.88, 1,565,829.12 and 625,372.80 is: 863,020.47
Step by Step Solution
- Step 1: Write the proportion equation
1,134,650.88 : 1,565,829.12 = 625,372.80 : x - Step 2: Convert to fraction form
1,134,650.88/1,565,829.12 = 625,372.80/x - Step 3: Cross multiply
1,134,650.88x = 1,565,829.12 × 625,372.80 - Step 4: Simplify right side
1,134,650.88x = 979,226,941,095.94 - Step 5: Solve for x
x = 979,226,941,095.94/1,134,650.88 - Step 6: Final answer
x = 863,020.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.