Finding the Fourth Proportional to 3,119,297.84, 4,679,113.12 and 989,552.24
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Solution
The fourth proportional to 3,119,297.84, 4,679,113.12 and 989,552.24 is: 1,484,381.14
Step by Step Solution
- Step 1: Write the proportion equation
3,119,297.84 : 4,679,113.12 = 989,552.24 : x - Step 2: Convert to fraction form
3,119,297.84/4,679,113.12 = 989,552.24/x - Step 3: Cross multiply
3,119,297.84x = 4,679,113.12 × 989,552.24 - Step 4: Simplify right side
3,119,297.84x = 4,630,226,869,109.39 - Step 5: Solve for x
x = 4,630,226,869,109.39/3,119,297.84 - Step 6: Final answer
x = 1,484,381.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.