Finding the Fourth Proportional to 4,145,346.78, 6,221,513.90 and 1,750,909.84
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Solution
The fourth proportional to 4,145,346.78, 6,221,513.90 and 1,750,909.84 is: 2,627,840.44
Step by Step Solution
- Step 1: Write the proportion equation
4,145,346.78 : 6,221,513.90 = 1,750,909.84 : x - Step 2: Convert to fraction form
4,145,346.78/6,221,513.90 = 1,750,909.84/x - Step 3: Cross multiply
4,145,346.78x = 6,221,513.90 × 1,750,909.84 - Step 4: Simplify right side
4,145,346.78x = 10,893,309,907,206.78 - Step 5: Solve for x
x = 10,893,309,907,206.78/4,145,346.78 - Step 6: Final answer
x = 2,627,840.44
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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.