Finding the Fourth Proportional to 4,366,430.60, 6,549,645.90 and 1,374,225.80
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Solution
The fourth proportional to 4,366,430.60, 6,549,645.90 and 1,374,225.80 is: 2,061,338.70
Step by Step Solution
- Step 1: Write the proportion equation
4,366,430.60 : 6,549,645.90 = 1,374,225.80 : x - Step 2: Convert to fraction form
4,366,430.60/6,549,645.90 = 1,374,225.80/x - Step 3: Cross multiply
4,366,430.60x = 6,549,645.90 × 1,374,225.80 - Step 4: Simplify right side
4,366,430.60x = 9,000,692,376,644.22 - Step 5: Solve for x
x = 9,000,692,376,644.22/4,366,430.60 - Step 6: Final answer
x = 2,061,338.70
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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.