Finding the Fourth Proportional to 2,656,927.58, 3,666,442.12 and 1,479,587.18
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Solution
The fourth proportional to 2,656,927.58, 3,666,442.12 and 1,479,587.18 is: 2,041,764.63
Step by Step Solution
- Step 1: Write the proportion equation
2,656,927.58 : 3,666,442.12 = 1,479,587.18 : x - Step 2: Convert to fraction form
2,656,927.58/3,666,442.12 = 1,479,587.18/x - Step 3: Cross multiply
2,656,927.58x = 3,666,442.12 × 1,479,587.18 - Step 4: Simplify right side
2,656,927.58x = 5,424,820,734,932.84 - Step 5: Solve for x
x = 5,424,820,734,932.84/2,656,927.58 - Step 6: Final answer
x = 2,041,764.63
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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.