Finding the Fourth Proportional to 2,125,908.16, 2,932,094.40 and 1,362,033.28
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Solution
The fourth proportional to 2,125,908.16, 2,932,094.40 and 1,362,033.28 is: 1,878,543.12
Step by Step Solution
- Step 1: Write the proportion equation
2,125,908.16 : 2,932,094.40 = 1,362,033.28 : x - Step 2: Convert to fraction form
2,125,908.16/2,932,094.40 = 1,362,033.28/x - Step 3: Cross multiply
2,125,908.16x = 2,932,094.40 × 1,362,033.28 - Step 4: Simplify right side
2,125,908.16x = 3,993,610,152,901.63 - Step 5: Solve for x
x = 3,993,610,152,901.63/2,125,908.16 - Step 6: Final answer
x = 1,878,543.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.