Finding the Fourth Proportional to 4,378,473, 6,566,036.45 and 2,103,349.05
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Solution
The fourth proportional to 4,378,473, 6,566,036.45 and 2,103,349.05 is: 3,154,219.87
Step by Step Solution
- Step 1: Write the proportion equation
4,378,473 : 6,566,036.45 = 2,103,349.05 : x - Step 2: Convert to fraction form
4,378,473/6,566,036.45 = 2,103,349.05/x - Step 3: Cross multiply
4,378,473x = 6,566,036.45 × 2,103,349.05 - Step 4: Simplify right side
4,378,473x = 13,810,666,518,856.13 - Step 5: Solve for x
x = 13,810,666,518,856.13/4,378,473 - Step 6: Final answer
x = 3,154,219.87
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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.