Finding the Fourth Proportional to 2,934,681.80, 4,402,022.70 and 2,226,093.80
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Solution
The fourth proportional to 2,934,681.80, 4,402,022.70 and 2,226,093.80 is: 3,339,140.70
Step by Step Solution
- Step 1: Write the proportion equation
2,934,681.80 : 4,402,022.70 = 2,226,093.80 : x - Step 2: Convert to fraction form
2,934,681.80/4,402,022.70 = 2,226,093.80/x - Step 3: Cross multiply
2,934,681.80x = 4,402,022.70 × 2,226,093.80 - Step 4: Simplify right side
2,934,681.80x = 9,799,315,439,929.26 - Step 5: Solve for x
x = 9,799,315,439,929.26/2,934,681.80 - Step 6: Final answer
x = 3,339,140.70
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1.5x scale
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.