Finding the Fourth Proportional to 4,440,183.48, 6,127,450.74 and 2,506,460.76
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Solution
The fourth proportional to 4,440,183.48, 6,127,450.74 and 2,506,460.76 is: 3,458,914.46
Step by Step Solution
- Step 1: Write the proportion equation
4,440,183.48 : 6,127,450.74 = 2,506,460.76 : x - Step 2: Convert to fraction form
4,440,183.48/6,127,450.74 = 2,506,460.76/x - Step 3: Cross multiply
4,440,183.48x = 6,127,450.74 × 2,506,460.76 - Step 4: Simplify right side
4,440,183.48x = 15,358,214,838,642.96 - Step 5: Solve for x
x = 15,358,214,838,642.96/4,440,183.48 - Step 6: Final answer
x = 3,458,914.46
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Double scale
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1.5x scale
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.