Finding the Fourth Proportional to 4,282,482.84, 5,909,830.11 and 2,348,781.18
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Solution
The fourth proportional to 4,282,482.84, 5,909,830.11 and 2,348,781.18 is: 3,241,320.11
Step by Step Solution
- Step 1: Write the proportion equation
4,282,482.84 : 5,909,830.11 = 2,348,781.18 : x - Step 2: Convert to fraction form
4,282,482.84/5,909,830.11 = 2,348,781.18/x - Step 3: Cross multiply
4,282,482.84x = 5,909,830.11 × 2,348,781.18 - Step 4: Simplify right side
4,282,482.84x = 13,880,897,739,365.33 - Step 5: Solve for x
x = 13,880,897,739,365.33/4,282,482.84 - Step 6: Final answer
x = 3,241,320.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.