Finding the Fourth Proportional to 1,793,708.40, 2,472,745.68 and 1,411,070.88
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Solution
The fourth proportional to 1,793,708.40, 2,472,745.68 and 1,411,070.88 is: 1,945,254.55
Step by Step Solution
- Step 1: Write the proportion equation
1,793,708.40 : 2,472,745.68 = 1,411,070.88 : x - Step 2: Convert to fraction form
1,793,708.40/2,472,745.68 = 1,411,070.88/x - Step 3: Cross multiply
1,793,708.40x = 2,472,745.68 × 1,411,070.88 - Step 4: Simplify right side
1,793,708.40x = 3,489,219,422,693.80 - Step 5: Solve for x
x = 3,489,219,422,693.80/1,793,708.40 - Step 6: Final answer
x = 1,945,254.55
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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.