Finding the Fourth Proportional to 2,748,518.44, 3,793,056.80 and 1,660,579.82
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Solution
The fourth proportional to 2,748,518.44, 3,793,056.80 and 1,660,579.82 is: 2,291,661.39
Step by Step Solution
- Step 1: Write the proportion equation
2,748,518.44 : 3,793,056.80 = 1,660,579.82 : x - Step 2: Convert to fraction form
2,748,518.44/3,793,056.80 = 1,660,579.82/x - Step 3: Cross multiply
2,748,518.44x = 3,793,056.80 × 1,660,579.82 - Step 4: Simplify right side
2,748,518.44x = 6,298,673,569,890.88 - Step 5: Solve for x
x = 6,298,673,569,890.88/2,748,518.44 - Step 6: Final answer
x = 2,291,661.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.