Finding the Fourth Proportional to 4,602,647.76, 6,904,248.44 and 1,407,801.62
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Solution
The fourth proportional to 4,602,647.76, 6,904,248.44 and 1,407,801.62 is: 2,111,787.09
Step by Step Solution
- Step 1: Write the proportion equation
4,602,647.76 : 6,904,248.44 = 1,407,801.62 : x - Step 2: Convert to fraction form
4,602,647.76/6,904,248.44 = 1,407,801.62/x - Step 3: Cross multiply
4,602,647.76x = 6,904,248.44 × 1,407,801.62 - Step 4: Simplify right side
4,602,647.76x = 9,719,812,097,154.22 - Step 5: Solve for x
x = 9,719,812,097,154.22/4,602,647.76 - Step 6: Final answer
x = 2,111,787.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.