Finding the Fourth Proportional to 6,429,445.80, 9,644,538.08 and 2,331,659.04
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Solution
The fourth proportional to 6,429,445.80, 9,644,538.08 and 2,331,659.04 is: 3,497,622.52
Step by Step Solution
- Step 1: Write the proportion equation
6,429,445.80 : 9,644,538.08 = 2,331,659.04 : x - Step 2: Convert to fraction form
6,429,445.80/9,644,538.08 = 2,331,659.04/x - Step 3: Cross multiply
6,429,445.80x = 9,644,538.08 × 2,331,659.04 - Step 4: Simplify right side
6,429,445.80x = 22,487,774,400,856.24 - Step 5: Solve for x
x = 22,487,774,400,856.24/6,429,445.80 - Step 6: Final answer
x = 3,497,622.52
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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.