Finding the Fourth Proportional to 2,988,637.59, 4,124,637.63 and 1,827,762.99
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Solution
The fourth proportional to 2,988,637.59, 4,124,637.63 and 1,827,762.99 is: 2,522,507.26
Step by Step Solution
- Step 1: Write the proportion equation
2,988,637.59 : 4,124,637.63 = 1,827,762.99 : x - Step 2: Convert to fraction form
2,988,637.59/4,124,637.63 = 1,827,762.99/x - Step 3: Cross multiply
2,988,637.59x = 4,124,637.63 × 1,827,762.99 - Step 4: Simplify right side
2,988,637.59x = 7,538,860,007,275.31 - Step 5: Solve for x
x = 7,538,860,007,275.31/2,988,637.59 - Step 6: Final answer
x = 2,522,507.26
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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.