Finding the Fourth Proportional to 1,506,051.99, 2,078,342.37 and 861,482.93
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Solution
The fourth proportional to 1,506,051.99, 2,078,342.37 and 861,482.93 is: 1,188,841.07
Step by Step Solution
- Step 1: Write the proportion equation
1,506,051.99 : 2,078,342.37 = 861,482.93 : x - Step 2: Convert to fraction form
1,506,051.99/2,078,342.37 = 861,482.93/x - Step 3: Cross multiply
1,506,051.99x = 2,078,342.37 × 861,482.93 - Step 4: Simplify right side
1,506,051.99x = 1,790,456,464,059.03 - Step 5: Solve for x
x = 1,790,456,464,059.03/1,506,051.99 - Step 6: Final answer
x = 1,188,841.07
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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.