Finding the Fourth Proportional to 2,197,718.10, 3,290,161.95 and 1,567,862.10
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Solution
The fourth proportional to 2,197,718.10, 3,290,161.95 and 1,567,862.10 is: 2,347,216.52
Step by Step Solution
- Step 1: Write the proportion equation
2,197,718.10 : 3,290,161.95 = 1,567,862.10 : x - Step 2: Convert to fraction form
2,197,718.10/3,290,161.95 = 1,567,862.10/x - Step 3: Cross multiply
2,197,718.10x = 3,290,161.95 × 1,567,862.10 - Step 4: Simplify right side
2,197,718.10x = 5,158,520,224,267.10 - Step 5: Solve for x
x = 5,158,520,224,267.10/2,197,718.10 - Step 6: Final answer
x = 2,347,216.52
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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.