Finding the Fourth Proportional to 1,696,963.12, 2,341,853.46 and 922,646.06
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Solution
The fourth proportional to 1,696,963.12, 2,341,853.46 and 922,646.06 is: 1,273,275.68
Step by Step Solution
- Step 1: Write the proportion equation
1,696,963.12 : 2,341,853.46 = 922,646.06 : x - Step 2: Convert to fraction form
1,696,963.12/2,341,853.46 = 922,646.06/x - Step 3: Cross multiply
1,696,963.12x = 2,341,853.46 × 922,646.06 - Step 4: Simplify right side
1,696,963.12x = 2,160,701,867,966.37 - Step 5: Solve for x
x = 2,160,701,867,966.37/1,696,963.12 - Step 6: Final answer
x = 1,273,275.68
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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.