Finding the Fourth Proportional to 4,257,572.60, 6,387,375.84 and 1,417,709.36
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Solution
The fourth proportional to 4,257,572.60, 6,387,375.84 and 1,417,709.36 is: 2,126,902.66
Step by Step Solution
- Step 1: Write the proportion equation
4,257,572.60 : 6,387,375.84 = 1,417,709.36 : x - Step 2: Convert to fraction form
4,257,572.60/6,387,375.84 = 1,417,709.36/x - Step 3: Cross multiply
4,257,572.60x = 6,387,375.84 × 1,417,709.36 - Step 4: Simplify right side
4,257,572.60x = 9,055,442,482,268.98 - Step 5: Solve for x
x = 9,055,442,482,268.98/4,257,572.60 - Step 6: Final answer
x = 2,126,902.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.