Finding the Fourth Proportional to 1,358,350.08, 1,875,097.80 and 916,920.96
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Solution
The fourth proportional to 1,358,350.08, 1,875,097.80 and 916,920.96 is: 1,265,738.85
Step by Step Solution
- Step 1: Write the proportion equation
1,358,350.08 : 1,875,097.80 = 916,920.96 : x - Step 2: Convert to fraction form
1,358,350.08/1,875,097.80 = 916,920.96/x - Step 3: Cross multiply
1,358,350.08x = 1,875,097.80 × 916,920.96 - Step 4: Simplify right side
1,358,350.08x = 1,719,316,474,869.89 - Step 5: Solve for x
x = 1,719,316,474,869.89/1,358,350.08 - Step 6: Final answer
x = 1,265,738.85
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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.