Finding the Fourth Proportional to 1,865,391.08, 2,794,707.65 and 855,357.93
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Solution
The fourth proportional to 1,865,391.08, 2,794,707.65 and 855,357.93 is: 1,281,487.50
Step by Step Solution
- Step 1: Write the proportion equation
1,865,391.08 : 2,794,707.65 = 855,357.93 : x - Step 2: Convert to fraction form
1,865,391.08/2,794,707.65 = 855,357.93/x - Step 3: Cross multiply
1,865,391.08x = 2,794,707.65 × 855,357.93 - Step 4: Simplify right side
1,865,391.08x = 2,390,475,346,182.38 - Step 5: Solve for x
x = 2,390,475,346,182.38/1,865,391.08 - Step 6: Final answer
x = 1,281,487.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.