Finding the Fourth Proportional to 2,055,966.12, 2,837,530.14 and 1,184,633.91
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Solution
The fourth proportional to 2,055,966.12, 2,837,530.14 and 1,184,633.91 is: 1,634,965.86
Step by Step Solution
- Step 1: Write the proportion equation
2,055,966.12 : 2,837,530.14 = 1,184,633.91 : x - Step 2: Convert to fraction form
2,055,966.12/2,837,530.14 = 1,184,633.91/x - Step 3: Cross multiply
2,055,966.12x = 2,837,530.14 × 1,184,633.91 - Step 4: Simplify right side
2,055,966.12x = 3,361,434,424,491.05 - Step 5: Solve for x
x = 3,361,434,424,491.05/2,055,966.12 - Step 6: Final answer
x = 1,634,965.86
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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.