Finding the Fourth Proportional to 2,248,841.32, 3,103,474.36 and 1,230,246.08
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Solution
The fourth proportional to 2,248,841.32, 3,103,474.36 and 1,230,246.08 is: 1,697,779.71
Step by Step Solution
- Step 1: Write the proportion equation
2,248,841.32 : 3,103,474.36 = 1,230,246.08 : x - Step 2: Convert to fraction form
2,248,841.32/3,103,474.36 = 1,230,246.08/x - Step 3: Cross multiply
2,248,841.32x = 3,103,474.36 × 1,230,246.08 - Step 4: Simplify right side
2,248,841.32x = 3,818,037,165,770.51 - Step 5: Solve for x
x = 3,818,037,165,770.51/2,248,841.32 - Step 6: Final answer
x = 1,697,779.71
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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.