Finding the Fourth Proportional to 2,644,575.94, 3,968,358.62 and 1,128,115.60
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Solution
The fourth proportional to 2,644,575.94, 3,968,358.62 and 1,128,115.60 is: 1,692,811.01
Step by Step Solution
- Step 1: Write the proportion equation
2,644,575.94 : 3,968,358.62 = 1,128,115.60 : x - Step 2: Convert to fraction form
2,644,575.94/3,968,358.62 = 1,128,115.60/x - Step 3: Cross multiply
2,644,575.94x = 3,968,358.62 × 1,128,115.60 - Step 4: Simplify right side
2,644,575.94x = 4,476,767,265,616.47 - Step 5: Solve for x
x = 4,476,767,265,616.47/2,644,575.94 - Step 6: Final answer
x = 1,692,811.01
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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.