Finding the Fourth Proportional to 1,090,275.34, 1,635,297.99 and 291,637.48
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Solution
The fourth proportional to 1,090,275.34, 1,635,297.99 and 291,637.48 is: 437,425.45
Step by Step Solution
- Step 1: Write the proportion equation
1,090,275.34 : 1,635,297.99 = 291,637.48 : x - Step 2: Convert to fraction form
1,090,275.34/1,635,297.99 = 291,637.48/x - Step 3: Cross multiply
1,090,275.34x = 1,635,297.99 × 291,637.48 - Step 4: Simplify right side
1,090,275.34x = 476,914,184,852.67 - Step 5: Solve for x
x = 476,914,184,852.67/1,090,275.34 - Step 6: Final answer
x = 437,425.45
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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.