Finding the Fourth Proportional to 4,220,712, 5,824,587.68 and 2,286,971.06
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Solution
The fourth proportional to 4,220,712, 5,824,587.68 and 2,286,971.06 is: 3,156,022.84
Step by Step Solution
- Step 1: Write the proportion equation
4,220,712 : 5,824,587.68 = 2,286,971.06 : x - Step 2: Convert to fraction form
4,220,712/5,824,587.68 = 2,286,971.06/x - Step 3: Cross multiply
4,220,712x = 5,824,587.68 × 2,286,971.06 - Step 4: Simplify right side
4,220,712x = 13,320,663,460,592.54 - Step 5: Solve for x
x = 13,320,663,460,592.54/4,220,712 - Step 6: Final answer
x = 3,156,022.84
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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.