Finding the Fourth Proportional to 1,788,368.08, 2,467,924.49 and 972,554.20
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Solution
The fourth proportional to 1,788,368.08, 2,467,924.49 and 972,554.20 is: 1,342,112.04
Step by Step Solution
- Step 1: Write the proportion equation
1,788,368.08 : 2,467,924.49 = 972,554.20 : x - Step 2: Convert to fraction form
1,788,368.08/2,467,924.49 = 972,554.20/x - Step 3: Cross multiply
1,788,368.08x = 2,467,924.49 × 972,554.20 - Step 4: Simplify right side
1,788,368.08x = 2,400,190,328,032.36 - Step 5: Solve for x
x = 2,400,190,328,032.36/1,788,368.08 - Step 6: Final answer
x = 1,342,112.04
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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.