Finding the Fourth Proportional to 2,688,352.10, 4,032,560.95 and 795,131.80
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Solution
The fourth proportional to 2,688,352.10, 4,032,560.95 and 795,131.80 is: 1,192,707.40
Step by Step Solution
- Step 1: Write the proportion equation
2,688,352.10 : 4,032,560.95 = 795,131.80 : x - Step 2: Convert to fraction form
2,688,352.10/4,032,560.95 = 795,131.80/x - Step 3: Cross multiply
2,688,352.10x = 4,032,560.95 × 795,131.80 - Step 4: Simplify right side
2,688,352.10x = 3,206,417,446,783.21 - Step 5: Solve for x
x = 3,206,417,446,783.21/2,688,352.10 - Step 6: Final answer
x = 1,192,707.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.