Finding the Fourth Proportional to 4,124,874.81, 5,692,241.61 and 2,289,226.53
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Solution
The fourth proportional to 4,124,874.81, 5,692,241.61 and 2,289,226.53 is: 3,159,085.09
Step by Step Solution
- Step 1: Write the proportion equation
4,124,874.81 : 5,692,241.61 = 2,289,226.53 : x - Step 2: Convert to fraction form
4,124,874.81/5,692,241.61 = 2,289,226.53/x - Step 3: Cross multiply
4,124,874.81x = 5,692,241.61 × 2,289,226.53 - Step 4: Simplify right side
4,124,874.81x = 13,030,830,508,781.91 - Step 5: Solve for x
x = 13,030,830,508,781.91/4,124,874.81 - Step 6: Final answer
x = 3,159,085.09
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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.