Finding the Fourth Proportional to 1,771,781.79, 2,444,208.48 and 1,159,665.06
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Solution
The fourth proportional to 1,771,781.79, 2,444,208.48 and 1,159,665.06 is: 1,599,781.19
Step by Step Solution
- Step 1: Write the proportion equation
1,771,781.79 : 2,444,208.48 = 1,159,665.06 : x - Step 2: Convert to fraction form
1,771,781.79/2,444,208.48 = 1,159,665.06/x - Step 3: Cross multiply
1,771,781.79x = 2,444,208.48 × 1,159,665.06 - Step 4: Simplify right side
1,771,781.79x = 2,834,463,173,611.71 - Step 5: Solve for x
x = 2,834,463,173,611.71/1,771,781.79 - Step 6: Final answer
x = 1,599,781.19
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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.