Finding the Fourth Proportional to 1,358,318.08, 1,874,388.27 and 746,457.67
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Solution
The fourth proportional to 1,358,318.08, 1,874,388.27 and 746,457.67 is: 1,030,061.75
Step by Step Solution
- Step 1: Write the proportion equation
1,358,318.08 : 1,874,388.27 = 746,457.67 : x - Step 2: Convert to fraction form
1,358,318.08/1,874,388.27 = 746,457.67/x - Step 3: Cross multiply
1,358,318.08x = 1,874,388.27 × 746,457.67 - Step 4: Simplify right side
1,358,318.08x = 1,399,151,500,699.53 - Step 5: Solve for x
x = 1,399,151,500,699.53/1,358,318.08 - Step 6: Final answer
x = 1,030,061.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.