Finding the Fourth Proportional to 1,700,706.72, 2,346,947.10 and 936,831.36
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Solution
The fourth proportional to 1,700,706.72, 2,346,947.10 and 936,831.36 is: 1,292,811.76
Step by Step Solution
- Step 1: Write the proportion equation
1,700,706.72 : 2,346,947.10 = 936,831.36 : x - Step 2: Convert to fraction form
1,700,706.72/2,346,947.10 = 936,831.36/x - Step 3: Cross multiply
1,700,706.72x = 2,346,947.10 × 936,831.36 - Step 4: Simplify right side
1,700,706.72x = 2,198,693,643,541.06 - Step 5: Solve for x
x = 2,198,693,643,541.06/1,700,706.72 - Step 6: Final answer
x = 1,292,811.76
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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.