Finding the Fourth Proportional to 5,490,545.32, 8,235,701.34 and 1,501,457.32
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Solution
The fourth proportional to 5,490,545.32, 8,235,701.34 and 1,501,457.32 is: 2,252,154.08
Step by Step Solution
- Step 1: Write the proportion equation
5,490,545.32 : 8,235,701.34 = 1,501,457.32 : x - Step 2: Convert to fraction form
5,490,545.32/8,235,701.34 = 1,501,457.32/x - Step 3: Cross multiply
5,490,545.32x = 8,235,701.34 × 1,501,457.32 - Step 4: Simplify right side
5,490,545.32x = 12,365,554,062,276.81 - Step 5: Solve for x
x = 12,365,554,062,276.81/5,490,545.32 - Step 6: Final answer
x = 2,252,154.08
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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.