Finding the Fourth Proportional to 1,746,128.52, 2,409,639.84 and 971,746.38
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Solution
The fourth proportional to 1,746,128.52, 2,409,639.84 and 971,746.38 is: 1,341,000.26
Step by Step Solution
- Step 1: Write the proportion equation
1,746,128.52 : 2,409,639.84 = 971,746.38 : x - Step 2: Convert to fraction form
1,746,128.52/2,409,639.84 = 971,746.38/x - Step 3: Cross multiply
1,746,128.52x = 2,409,639.84 × 971,746.38 - Step 4: Simplify right side
1,746,128.52x = 2,341,558,791,623.78 - Step 5: Solve for x
x = 2,341,558,791,623.78/1,746,128.52 - Step 6: Final answer
x = 1,341,000.26
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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.