Finding the Fourth Proportional to 5,146,699.08, 7,717,805.73 and 1,734,349.71
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Solution
The fourth proportional to 5,146,699.08, 7,717,805.73 and 1,734,349.71 is: 2,600,768.75
Step by Step Solution
- Step 1: Write the proportion equation
5,146,699.08 : 7,717,805.73 = 1,734,349.71 : x - Step 2: Convert to fraction form
5,146,699.08/7,717,805.73 = 1,734,349.71/x - Step 3: Cross multiply
5,146,699.08x = 7,717,805.73 × 1,734,349.71 - Step 4: Simplify right side
5,146,699.08x = 13,385,374,129,661.84 - Step 5: Solve for x
x = 13,385,374,129,661.84/5,146,699.08 - Step 6: Final answer
x = 2,600,768.75
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1.5x scale
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.