Finding the Fourth Proportional to 3,090,886.98, 4,637,036.68 and 1,069,129.18
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Solution
The fourth proportional to 3,090,886.98, 4,637,036.68 and 1,069,129.18 is: 1,603,938.05
Step by Step Solution
- Step 1: Write the proportion equation
3,090,886.98 : 4,637,036.68 = 1,069,129.18 : x - Step 2: Convert to fraction form
3,090,886.98/4,637,036.68 = 1,069,129.18/x - Step 3: Cross multiply
3,090,886.98x = 4,637,036.68 × 1,069,129.18 - Step 4: Simplify right side
3,090,886.98x = 4,957,591,223,318.32 - Step 5: Solve for x
x = 4,957,591,223,318.32/3,090,886.98 - Step 6: Final answer
x = 1,603,938.05
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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.