Finding the Fourth Proportional to 4,987,688.32, 7,484,335.20 and 2,713,371.84
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Solution
The fourth proportional to 4,987,688.32, 7,484,335.20 and 2,713,371.84 is: 4,071,582.48
Step by Step Solution
- Step 1: Write the proportion equation
4,987,688.32 : 7,484,335.20 = 2,713,371.84 : x - Step 2: Convert to fraction form
4,987,688.32/7,484,335.20 = 2,713,371.84/x - Step 3: Cross multiply
4,987,688.32x = 7,484,335.20 × 2,713,371.84 - Step 4: Simplify right side
4,987,688.32x = 20,307,784,372,800.77 - Step 5: Solve for x
x = 20,307,784,372,800.77/4,987,688.32 - Step 6: Final answer
x = 4,071,582.48
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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.