Finding the Fourth Proportional to 4,911,662.82, 7,368,673.98 and 1,878,979.08
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Solution
The fourth proportional to 4,911,662.82, 7,368,673.98 and 1,878,979.08 is: 2,818,919.94
Step by Step Solution
- Step 1: Write the proportion equation
4,911,662.82 : 7,368,673.98 = 1,878,979.08 : x - Step 2: Convert to fraction form
4,911,662.82/7,368,673.98 = 1,878,979.08/x - Step 3: Cross multiply
4,911,662.82x = 7,368,673.98 × 1,878,979.08 - Step 4: Simplify right side
4,911,662.82x = 13,845,584,255,760.34 - Step 5: Solve for x
x = 13,845,584,255,760.34/4,911,662.82 - Step 6: Final answer
x = 2,818,919.94
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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.