Finding the Fourth Proportional to 3,944,039.94, 5,916,946.05 and 1,248,526.80
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Solution
The fourth proportional to 3,944,039.94, 5,916,946.05 and 1,248,526.80 is: 1,873,070.72
Step by Step Solution
- Step 1: Write the proportion equation
3,944,039.94 : 5,916,946.05 = 1,248,526.80 : x - Step 2: Convert to fraction form
3,944,039.94/5,916,946.05 = 1,248,526.80/x - Step 3: Cross multiply
3,944,039.94x = 5,916,946.05 × 1,248,526.80 - Step 4: Simplify right side
3,944,039.94x = 7,387,465,717,579.14 - Step 5: Solve for x
x = 7,387,465,717,579.14/3,944,039.94 - Step 6: Final answer
x = 1,873,070.72
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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.