Finding the Fourth Proportional to 3,664,869.12, 5,497,822.08 and 1,140,779.52
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Solution
The fourth proportional to 3,664,869.12, 5,497,822.08 and 1,140,779.52 is: 1,711,330.64
Step by Step Solution
- Step 1: Write the proportion equation
3,664,869.12 : 5,497,822.08 = 1,140,779.52 : x - Step 2: Convert to fraction form
3,664,869.12/5,497,822.08 = 1,140,779.52/x - Step 3: Cross multiply
3,664,869.12x = 5,497,822.08 × 1,140,779.52 - Step 4: Simplify right side
3,664,869.12x = 6,271,802,833,467.80 - Step 5: Solve for x
x = 6,271,802,833,467.80/3,664,869.12 - Step 6: Final answer
x = 1,711,330.64
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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.