Finding the Fourth Proportional to 1,889,375.04, 2,607,207.12 and 1,062,572.40
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Solution
The fourth proportional to 1,889,375.04, 2,607,207.12 and 1,062,572.40 is: 1,466,276.56
Step by Step Solution
- Step 1: Write the proportion equation
1,889,375.04 : 2,607,207.12 = 1,062,572.40 : x - Step 2: Convert to fraction form
1,889,375.04/2,607,207.12 = 1,062,572.40/x - Step 3: Cross multiply
1,889,375.04x = 2,607,207.12 × 1,062,572.40 - Step 4: Simplify right side
1,889,375.04x = 2,770,346,326,795.49 - Step 5: Solve for x
x = 2,770,346,326,795.49/1,889,375.04 - Step 6: Final answer
x = 1,466,276.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.