Finding the Fourth Proportional to 4,369,109.40, 6,551,039.70 and 2,243,345.40
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Solution
The fourth proportional to 4,369,109.40, 6,551,039.70 and 2,243,345.40 is: 3,363,670.59
Step by Step Solution
- Step 1: Write the proportion equation
4,369,109.40 : 6,551,039.70 = 2,243,345.40 : x - Step 2: Convert to fraction form
4,369,109.40/6,551,039.70 = 2,243,345.40/x - Step 3: Cross multiply
4,369,109.40x = 6,551,039.70 × 2,243,345.40 - Step 4: Simplify right side
4,369,109.40x = 14,696,244,776,212.38 - Step 5: Solve for x
x = 14,696,244,776,212.38/4,369,109.40 - Step 6: Final answer
x = 3,363,670.59
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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.