Finding the Fourth Proportional to 2,688,292.41, 3,709,832.31 and 1,464,594.12
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Solution
The fourth proportional to 2,688,292.41, 3,709,832.31 and 1,464,594.12 is: 2,021,133.78
Step by Step Solution
- Step 1: Write the proportion equation
2,688,292.41 : 3,709,832.31 = 1,464,594.12 : x - Step 2: Convert to fraction form
2,688,292.41/3,709,832.31 = 1,464,594.12/x - Step 3: Cross multiply
2,688,292.41x = 3,709,832.31 × 1,464,594.12 - Step 4: Simplify right side
2,688,292.41x = 5,433,398,587,412.02 - Step 5: Solve for x
x = 5,433,398,587,412.02/2,688,292.41 - Step 6: Final answer
x = 2,021,133.78
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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.