Finding the Fourth Proportional to 2,930,070.97, 4,043,551.35 and 1,768,518.82
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Solution
The fourth proportional to 2,930,070.97, 4,043,551.35 and 1,768,518.82 is: 2,440,588.21
Step by Step Solution
- Step 1: Write the proportion equation
2,930,070.97 : 4,043,551.35 = 1,768,518.82 : x - Step 2: Convert to fraction form
2,930,070.97/4,043,551.35 = 1,768,518.82/x - Step 3: Cross multiply
2,930,070.97x = 4,043,551.35 × 1,768,518.82 - Step 4: Simplify right side
2,930,070.97x = 7,151,096,662,111.41 - Step 5: Solve for x
x = 7,151,096,662,111.41/2,930,070.97 - Step 6: Final answer
x = 2,440,588.21
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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.