Finding the Fourth Proportional to 3,412,363.44, 5,118,530.58 and 1,390,156.32
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Solution
The fourth proportional to 3,412,363.44, 5,118,530.58 and 1,390,156.32 is: 2,085,228.54
Step by Step Solution
- Step 1: Write the proportion equation
3,412,363.44 : 5,118,530.58 = 1,390,156.32 : x - Step 2: Convert to fraction form
3,412,363.44/5,118,530.58 = 1,390,156.32/x - Step 3: Cross multiply
3,412,363.44x = 5,118,530.58 × 1,390,156.32 - Step 4: Simplify right side
3,412,363.44x = 7,115,557,634,900.27 - Step 5: Solve for x
x = 7,115,557,634,900.27/3,412,363.44 - Step 6: Final answer
x = 2,085,228.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.