Finding the Fourth Proportional to 5,432,865.60, 8,146,345.95 and 2,238,314.70
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Solution
The fourth proportional to 5,432,865.60, 8,146,345.95 and 2,238,314.70 is: 3,356,255.65
Step by Step Solution
- Step 1: Write the proportion equation
5,432,865.60 : 8,146,345.95 = 2,238,314.70 : x - Step 2: Convert to fraction form
5,432,865.60/8,146,345.95 = 2,238,314.70/x - Step 3: Cross multiply
5,432,865.60x = 8,146,345.95 × 2,238,314.70 - Step 4: Simplify right side
5,432,865.60x = 18,234,085,891,170.47 - Step 5: Solve for x
x = 18,234,085,891,170.47/5,432,865.60 - Step 6: Final answer
x = 3,356,255.65
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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.