Finding the Fourth Proportional to 845,954.12, 1,166,125.18 and 518,661.19
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Solution
The fourth proportional to 845,954.12, 1,166,125.18 and 518,661.19 is: 714,960.61
Step by Step Solution
- Step 1: Write the proportion equation
845,954.12 : 1,166,125.18 = 518,661.19 : x - Step 2: Convert to fraction form
845,954.12/1,166,125.18 = 518,661.19/x - Step 3: Cross multiply
845,954.12x = 1,166,125.18 × 518,661.19 - Step 4: Simplify right side
845,954.12x = 604,823,873,547.76 - Step 5: Solve for x
x = 604,823,873,547.76/845,954.12 - Step 6: Final answer
x = 714,960.61
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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.