Finding the Fourth Proportional to 5,367,743.60, 8,045,394.60 and 2,171,289.20
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Solution
The fourth proportional to 5,367,743.60, 8,045,394.60 and 2,171,289.20 is: 3,254,417.44
Step by Step Solution
- Step 1: Write the proportion equation
5,367,743.60 : 8,045,394.60 = 2,171,289.20 : x - Step 2: Convert to fraction form
5,367,743.60/8,045,394.60 = 2,171,289.20/x - Step 3: Cross multiply
5,367,743.60x = 8,045,394.60 × 2,171,289.20 - Step 4: Simplify right side
5,367,743.60x = 17,468,878,404,718.32 - Step 5: Solve for x
x = 17,468,878,404,718.32/5,367,743.60 - Step 6: Final answer
x = 3,254,417.44
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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.