Finding the Fourth Proportional to 1,135,026.55, 1,566,347.33 and 625,747.15
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Solution
The fourth proportional to 1,135,026.55, 1,566,347.33 and 625,747.15 is: 863,536.96
Step by Step Solution
- Step 1: Write the proportion equation
1,135,026.55 : 1,566,347.33 = 625,747.15 : x - Step 2: Convert to fraction form
1,135,026.55/1,566,347.33 = 625,747.15/x - Step 3: Cross multiply
1,135,026.55x = 1,566,347.33 × 625,747.15 - Step 4: Simplify right side
1,135,026.55x = 980,137,377,657.61 - Step 5: Solve for x
x = 980,137,377,657.61/1,135,026.55 - Step 6: Final answer
x = 863,536.96
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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.