Finding the Fourth Proportional to 1,768,118.08, 2,652,961.20 and 926,469.76
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Solution
The fourth proportional to 1,768,118.08, 2,652,961.20 and 926,469.76 is: 1,390,115.49
Step by Step Solution
- Step 1: Write the proportion equation
1,768,118.08 : 2,652,961.20 = 926,469.76 : x - Step 2: Convert to fraction form
1,768,118.08/2,652,961.20 = 926,469.76/x - Step 3: Cross multiply
1,768,118.08x = 2,652,961.20 × 926,469.76 - Step 4: Simplify right side
1,768,118.08x = 2,457,888,326,253.31 - Step 5: Solve for x
x = 2,457,888,326,253.31/1,768,118.08 - Step 6: Final answer
x = 1,390,115.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.