Finding the Fourth Proportional to 1,419,588, 2,128,332.24 and 858,497.76
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Solution
The fourth proportional to 1,419,588, 2,128,332.24 and 858,497.76 is: 1,287,111.80
Step by Step Solution
- Step 1: Write the proportion equation
1,419,588 : 2,128,332.24 = 858,497.76 : x - Step 2: Convert to fraction form
1,419,588/2,128,332.24 = 858,497.76/x - Step 3: Cross multiply
1,419,588x = 2,128,332.24 × 858,497.76 - Step 4: Simplify right side
1,419,588x = 1,827,168,460,575.78 - Step 5: Solve for x
x = 1,827,168,460,575.78/1,419,588 - Step 6: Final answer
x = 1,287,111.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.