Finding the Fourth Proportional to 2,390,879.51, 3,587,175.68 and 1,024,079.84
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Solution
The fourth proportional to 2,390,879.51, 3,587,175.68 and 1,024,079.84 is: 1,536,486.59
Step by Step Solution
- Step 1: Write the proportion equation
2,390,879.51 : 3,587,175.68 = 1,024,079.84 : x - Step 2: Convert to fraction form
2,390,879.51/3,587,175.68 = 1,024,079.84/x - Step 3: Cross multiply
2,390,879.51x = 3,587,175.68 × 1,024,079.84 - Step 4: Simplify right side
2,390,879.51x = 3,673,554,296,426.29 - Step 5: Solve for x
x = 3,673,554,296,426.29/2,390,879.51 - Step 6: Final answer
x = 1,536,486.59
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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.