Finding the Fourth Proportional to 2,878,739.94, 4,319,604.36 and 1,174,133.82
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Solution
The fourth proportional to 2,878,739.94, 4,319,604.36 and 1,174,133.82 is: 1,761,810.26
Step by Step Solution
- Step 1: Write the proportion equation
2,878,739.94 : 4,319,604.36 = 1,174,133.82 : x - Step 2: Convert to fraction form
2,878,739.94/4,319,604.36 = 1,174,133.82/x - Step 3: Cross multiply
2,878,739.94x = 4,319,604.36 × 1,174,133.82 - Step 4: Simplify right side
2,878,739.94x = 5,071,793,547,493.94 - Step 5: Solve for x
x = 5,071,793,547,493.94/2,878,739.94 - Step 6: Final answer
x = 1,761,810.26
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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.