Finding the Fourth Proportional to 1,864,988.18, 2,573,536.47 and 1,049,029.41
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Solution
The fourth proportional to 1,864,988.18, 2,573,536.47 and 1,049,029.41 is: 1,447,577.78
Step by Step Solution
- Step 1: Write the proportion equation
1,864,988.18 : 2,573,536.47 = 1,049,029.41 : x - Step 2: Convert to fraction form
1,864,988.18/2,573,536.47 = 1,049,029.41/x - Step 3: Cross multiply
1,864,988.18x = 2,573,536.47 × 1,049,029.41 - Step 4: Simplify right side
1,864,988.18x = 2,699,715,456,355.27 - Step 5: Solve for x
x = 2,699,715,456,355.27/1,864,988.18 - Step 6: Final answer
x = 1,447,577.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.