Finding the Fourth Proportional to 2,478,669.87, 3,717,927.05 and 1,363,746.99
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Solution
The fourth proportional to 2,478,669.87, 3,717,927.05 and 1,363,746.99 is: 2,045,577.70
Step by Step Solution
- Step 1: Write the proportion equation
2,478,669.87 : 3,717,927.05 = 1,363,746.99 : x - Step 2: Convert to fraction form
2,478,669.87/3,717,927.05 = 1,363,746.99/x - Step 3: Cross multiply
2,478,669.87x = 3,717,927.05 × 1,363,746.99 - Step 4: Simplify right side
2,478,669.87x = 5,070,311,816,658.35 - Step 5: Solve for x
x = 5,070,311,816,658.35/2,478,669.87 - Step 6: Final answer
x = 2,045,577.70
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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.