Finding the Fourth Proportional to 2,000,128.04, 2,999,569.44 and 670,121
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Solution
The fourth proportional to 2,000,128.04, 2,999,569.44 and 670,121 is: 1,004,972.90
Step by Step Solution
- Step 1: Write the proportion equation
2,000,128.04 : 2,999,569.44 = 670,121 : x - Step 2: Convert to fraction form
2,000,128.04/2,999,569.44 = 670,121/x - Step 3: Cross multiply
2,000,128.04x = 2,999,569.44 × 670,121 - Step 4: Simplify right side
2,000,128.04x = 2,010,074,472,702.24 - Step 5: Solve for x
x = 2,010,074,472,702.24/2,000,128.04 - Step 6: Final answer
x = 1,004,972.90
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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.