Finding the Fourth Proportional to 1,700,686.98, 2,346,947.58 and 936,740.54
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Solution
The fourth proportional to 1,700,686.98, 2,346,947.58 and 936,740.54 is: 1,292,701.70
Step by Step Solution
- Step 1: Write the proportion equation
1,700,686.98 : 2,346,947.58 = 936,740.54 : x - Step 2: Convert to fraction form
1,700,686.98/2,346,947.58 = 936,740.54/x - Step 3: Cross multiply
1,700,686.98x = 2,346,947.58 × 936,740.54 - Step 4: Simplify right side
1,700,686.98x = 2,198,480,949,308.26 - Step 5: Solve for x
x = 2,198,480,949,308.26/1,700,686.98 - Step 6: Final answer
x = 1,292,701.70
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1.5x scale
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.