Finding the Fourth Proportional to 2,825,417.08, 3,899,124.30 and 1,536,266.17
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Solution
The fourth proportional to 2,825,417.08, 3,899,124.30 and 1,536,266.17 is: 2,120,073.81
Step by Step Solution
- Step 1: Write the proportion equation
2,825,417.08 : 3,899,124.30 = 1,536,266.17 : x - Step 2: Convert to fraction form
2,825,417.08/3,899,124.30 = 1,536,266.17/x - Step 3: Cross multiply
2,825,417.08x = 3,899,124.30 × 1,536,266.17 - Step 4: Simplify right side
2,825,417.08x = 5,990,092,754,714.93 - Step 5: Solve for x
x = 5,990,092,754,714.93/2,825,417.08 - Step 6: Final answer
x = 2,120,073.81
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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.