Finding the Fourth Proportional to 2,963,839.68, 4,090,118.40 and 1,605,712.68
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Solution
The fourth proportional to 2,963,839.68, 4,090,118.40 and 1,605,712.68 is: 2,215,894.14
Step by Step Solution
- Step 1: Write the proportion equation
2,963,839.68 : 4,090,118.40 = 1,605,712.68 : x - Step 2: Convert to fraction form
2,963,839.68/4,090,118.40 = 1,605,712.68/x - Step 3: Cross multiply
2,963,839.68x = 4,090,118.40 × 1,605,712.68 - Step 4: Simplify right side
2,963,839.68x = 6,567,554,977,581.31 - Step 5: Solve for x
x = 6,567,554,977,581.31/2,963,839.68 - Step 6: Final answer
x = 2,215,894.14
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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.