Finding the Fourth Proportional to 2,578,327.10, 3,867,490.65 and 1,497,730.40
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Solution
The fourth proportional to 2,578,327.10, 3,867,490.65 and 1,497,730.40 is: 2,246,595.60
Step by Step Solution
- Step 1: Write the proportion equation
2,578,327.10 : 3,867,490.65 = 1,497,730.40 : x - Step 2: Convert to fraction form
2,578,327.10/3,867,490.65 = 1,497,730.40/x - Step 3: Cross multiply
2,578,327.10x = 3,867,490.65 × 1,497,730.40 - Step 4: Simplify right side
2,578,327.10x = 5,792,458,318,220.76 - Step 5: Solve for x
x = 5,792,458,318,220.76/2,578,327.10 - Step 6: Final answer
x = 2,246,595.60
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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.