Finding the Fourth Proportional to 845,707.14, 1,165,946.86 and 671,854.18
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Solution
The fourth proportional to 845,707.14, 1,165,946.86 and 671,854.18 is: 926,261.86
Step by Step Solution
- Step 1: Write the proportion equation
845,707.14 : 1,165,946.86 = 671,854.18 : x - Step 2: Convert to fraction form
845,707.14/1,165,946.86 = 671,854.18/x - Step 3: Cross multiply
845,707.14x = 1,165,946.86 × 671,854.18 - Step 4: Simplify right side
845,707.14x = 783,346,271,548.88 - Step 5: Solve for x
x = 783,346,271,548.88/845,707.14 - Step 6: Final answer
x = 926,261.86
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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.