Finding the Fourth Proportional to 3,148,374.15, 4,722,708.78 and 1,018,624.95
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Solution
The fourth proportional to 3,148,374.15, 4,722,708.78 and 1,018,624.95 is: 1,527,985.16
Step by Step Solution
- Step 1: Write the proportion equation
3,148,374.15 : 4,722,708.78 = 1,018,624.95 : x - Step 2: Convert to fraction form
3,148,374.15/4,722,708.78 = 1,018,624.95/x - Step 3: Cross multiply
3,148,374.15x = 4,722,708.78 × 1,018,624.95 - Step 4: Simplify right side
3,148,374.15x = 4,810,668,994,892.06 - Step 5: Solve for x
x = 4,810,668,994,892.06/3,148,374.15 - Step 6: Final answer
x = 1,527,985.16
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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.