Finding the Fourth Proportional to 3,547,670.70, 5,320,987.65 and 1,023,062.70
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Solution
The fourth proportional to 3,547,670.70, 5,320,987.65 and 1,023,062.70 is: 1,534,444.56
Step by Step Solution
- Step 1: Write the proportion equation
3,547,670.70 : 5,320,987.65 = 1,023,062.70 : x - Step 2: Convert to fraction form
3,547,670.70/5,320,987.65 = 1,023,062.70/x - Step 3: Cross multiply
3,547,670.70x = 5,320,987.65 × 1,023,062.70 - Step 4: Simplify right side
3,547,670.70x = 5,443,703,991,875.66 - Step 5: Solve for x
x = 5,443,703,991,875.66/3,547,670.70 - Step 6: Final answer
x = 1,534,444.56
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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.